diff --git a/CHANGELOG.md b/CHANGELOG.md
index ba98943765755..6bf079dd75194 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 ### Added
 
 ### Dependencies
+- Bump Apache Lucene from 9.12.0 to 9.12.1 ([#16846](https://github.com/opensearch-project/OpenSearch/pull/16846))
 
 ### Changed
 
diff --git a/buildSrc/version.properties b/buildSrc/version.properties
index 9f6e5e67a4ad3..c5dc6a967681b 100644
--- a/buildSrc/version.properties
+++ b/buildSrc/version.properties
@@ -1,5 +1,5 @@
 opensearch        = 2.18.1
-lucene            = 9.12.0
+lucene            = 9.12.1
 
 bundled_jdk_vendor = adoptium
 bundled_jdk = 21.0.5+11
diff --git a/libs/core/licenses/lucene-core-9.12.0.jar.sha1 b/libs/core/licenses/lucene-core-9.12.0.jar.sha1
deleted file mode 100644
index e55f896dedb63..0000000000000
--- a/libs/core/licenses/lucene-core-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-fdb055d569bb20bfce9618fe2b01c29bab7f290c
\ No newline at end of file
diff --git a/libs/core/licenses/lucene-core-9.12.1.jar.sha1 b/libs/core/licenses/lucene-core-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..2521c91a81d64
--- /dev/null
+++ b/libs/core/licenses/lucene-core-9.12.1.jar.sha1
@@ -0,0 +1 @@
+91447c90c1180122142773b5baddaf8547124794
\ No newline at end of file
diff --git a/libs/core/src/main/java/org/opensearch/Version.java b/libs/core/src/main/java/org/opensearch/Version.java
index a6244b37a81af..1f9e53896ec6b 100644
--- a/libs/core/src/main/java/org/opensearch/Version.java
+++ b/libs/core/src/main/java/org/opensearch/Version.java
@@ -142,7 +142,7 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_2_17_1 = new Version(2170199, org.apache.lucene.util.Version.LUCENE_9_11_1);
     public static final Version V_2_17_2 = new Version(2170299, org.apache.lucene.util.Version.LUCENE_9_11_1);
     public static final Version V_2_18_0 = new Version(2180099, org.apache.lucene.util.Version.LUCENE_9_12_0);
-    public static final Version V_2_18_1 = new Version(2180199, org.apache.lucene.util.Version.LUCENE_9_12_0);
+    public static final Version V_2_18_1 = new Version(2180199, org.apache.lucene.util.Version.LUCENE_9_12_1);
     public static final Version CURRENT = V_2_18_1;
 
     public static Version fromId(int id) {
diff --git a/modules/lang-expression/licenses/lucene-expressions-9.12.0.jar.sha1 b/modules/lang-expression/licenses/lucene-expressions-9.12.0.jar.sha1
deleted file mode 100644
index 476049a66cc08..0000000000000
--- a/modules/lang-expression/licenses/lucene-expressions-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-5ba843374a0aab3dfe0b11cb28b251844d85bf5b
\ No newline at end of file
diff --git a/modules/lang-expression/licenses/lucene-expressions-9.12.1.jar.sha1 b/modules/lang-expression/licenses/lucene-expressions-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..9e0a5c2d7df21
--- /dev/null
+++ b/modules/lang-expression/licenses/lucene-expressions-9.12.1.jar.sha1
@@ -0,0 +1 @@
+667ee99f31c8e42eac70b0adcf8deb4232935430
\ No newline at end of file
diff --git a/plugins/analysis-icu/licenses/lucene-analysis-icu-9.12.0.jar.sha1 b/plugins/analysis-icu/licenses/lucene-analysis-icu-9.12.0.jar.sha1
deleted file mode 100644
index 31398b27708a3..0000000000000
--- a/plugins/analysis-icu/licenses/lucene-analysis-icu-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-a9232b6a4882979118d3281b98dfdb6e0e1cb5ca
\ No newline at end of file
diff --git a/plugins/analysis-icu/licenses/lucene-analysis-icu-9.12.1.jar.sha1 b/plugins/analysis-icu/licenses/lucene-analysis-icu-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..acb73de8b5dc9
--- /dev/null
+++ b/plugins/analysis-icu/licenses/lucene-analysis-icu-9.12.1.jar.sha1
@@ -0,0 +1 @@
+abaef4767ad64289e62abdd4606bf6ed2ddea0fd
\ No newline at end of file
diff --git a/plugins/analysis-kuromoji/licenses/lucene-analysis-kuromoji-9.12.0.jar.sha1 b/plugins/analysis-kuromoji/licenses/lucene-analysis-kuromoji-9.12.0.jar.sha1
deleted file mode 100644
index fa4c9d2d09d6e..0000000000000
--- a/plugins/analysis-kuromoji/licenses/lucene-analysis-kuromoji-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-a3a6950ffc22e76a082e1b3cefb022b9f7870d29
\ No newline at end of file
diff --git a/plugins/analysis-kuromoji/licenses/lucene-analysis-kuromoji-9.12.1.jar.sha1 b/plugins/analysis-kuromoji/licenses/lucene-analysis-kuromoji-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..916778086a6bd
--- /dev/null
+++ b/plugins/analysis-kuromoji/licenses/lucene-analysis-kuromoji-9.12.1.jar.sha1
@@ -0,0 +1 @@
+635c41143b896f402589d29e33695dcfabae9cc5
\ No newline at end of file
diff --git a/plugins/analysis-nori/licenses/lucene-analysis-nori-9.12.0.jar.sha1 b/plugins/analysis-nori/licenses/lucene-analysis-nori-9.12.0.jar.sha1
deleted file mode 100644
index 576b924286d2d..0000000000000
--- a/plugins/analysis-nori/licenses/lucene-analysis-nori-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-e71f85b72ed3939039ba8897b28b065dd11918b9
\ No newline at end of file
diff --git a/plugins/analysis-nori/licenses/lucene-analysis-nori-9.12.1.jar.sha1 b/plugins/analysis-nori/licenses/lucene-analysis-nori-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..9c057370df5d1
--- /dev/null
+++ b/plugins/analysis-nori/licenses/lucene-analysis-nori-9.12.1.jar.sha1
@@ -0,0 +1 @@
+e265410a6a4d9cd23b2e9c73321e6bd307bc1422
\ No newline at end of file
diff --git a/plugins/analysis-phonetic/licenses/lucene-analysis-phonetic-9.12.0.jar.sha1 b/plugins/analysis-phonetic/licenses/lucene-analysis-phonetic-9.12.0.jar.sha1
deleted file mode 100644
index c8c146bbd0d25..0000000000000
--- a/plugins/analysis-phonetic/licenses/lucene-analysis-phonetic-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-6baa3ae7ab20d6e644cf0bedb271c50a44c0e259
\ No newline at end of file
diff --git a/plugins/analysis-phonetic/licenses/lucene-analysis-phonetic-9.12.1.jar.sha1 b/plugins/analysis-phonetic/licenses/lucene-analysis-phonetic-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..30db9fc8d69e2
--- /dev/null
+++ b/plugins/analysis-phonetic/licenses/lucene-analysis-phonetic-9.12.1.jar.sha1
@@ -0,0 +1 @@
+3787b8edc0cfad21998abc6aeb9d2cbf152b4b26
\ No newline at end of file
diff --git a/plugins/analysis-smartcn/licenses/lucene-analysis-smartcn-9.12.0.jar.sha1 b/plugins/analysis-smartcn/licenses/lucene-analysis-smartcn-9.12.0.jar.sha1
deleted file mode 100644
index 54ea0b19f2a7b..0000000000000
--- a/plugins/analysis-smartcn/licenses/lucene-analysis-smartcn-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-f183e1e8b1eaaa4dec444774a285bb8b66518522
\ No newline at end of file
diff --git a/plugins/analysis-smartcn/licenses/lucene-analysis-smartcn-9.12.1.jar.sha1 b/plugins/analysis-smartcn/licenses/lucene-analysis-smartcn-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..96f8d70e6ee53
--- /dev/null
+++ b/plugins/analysis-smartcn/licenses/lucene-analysis-smartcn-9.12.1.jar.sha1
@@ -0,0 +1 @@
+e935f600bf153c46f5725198ca9352c32025f274
\ No newline at end of file
diff --git a/plugins/analysis-stempel/licenses/lucene-analysis-stempel-9.12.0.jar.sha1 b/plugins/analysis-stempel/licenses/lucene-analysis-stempel-9.12.0.jar.sha1
deleted file mode 100644
index 5442a40f5bba2..0000000000000
--- a/plugins/analysis-stempel/licenses/lucene-analysis-stempel-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-b81a609934e65d12ab9d2d84bc2ea6f56a360e57
\ No newline at end of file
diff --git a/plugins/analysis-stempel/licenses/lucene-analysis-stempel-9.12.1.jar.sha1 b/plugins/analysis-stempel/licenses/lucene-analysis-stempel-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..d6d5f1c2609ff
--- /dev/null
+++ b/plugins/analysis-stempel/licenses/lucene-analysis-stempel-9.12.1.jar.sha1
@@ -0,0 +1 @@
+c4e1c94b1adbd1cb9dbdc0d3c2d2c33beabfc777
\ No newline at end of file
diff --git a/plugins/analysis-ukrainian/licenses/lucene-analysis-morfologik-9.12.0.jar.sha1 b/plugins/analysis-ukrainian/licenses/lucene-analysis-morfologik-9.12.0.jar.sha1
deleted file mode 100644
index 60fd4015cfde0..0000000000000
--- a/plugins/analysis-ukrainian/licenses/lucene-analysis-morfologik-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-bec069f286b45f20b743c81e84202369cd0467e7
\ No newline at end of file
diff --git a/plugins/analysis-ukrainian/licenses/lucene-analysis-morfologik-9.12.1.jar.sha1 b/plugins/analysis-ukrainian/licenses/lucene-analysis-morfologik-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..661f3062458e2
--- /dev/null
+++ b/plugins/analysis-ukrainian/licenses/lucene-analysis-morfologik-9.12.1.jar.sha1
@@ -0,0 +1 @@
+d8e4716dab6d829e7b37a8b185cbd242650aeb9e
\ No newline at end of file
diff --git a/server/licenses/lucene-analysis-common-9.12.0.jar.sha1 b/server/licenses/lucene-analysis-common-9.12.0.jar.sha1
deleted file mode 100644
index fd952034f3742..0000000000000
--- a/server/licenses/lucene-analysis-common-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-4c2503cfaba37249e20ea877555cb52ee89d1ae1
\ No newline at end of file
diff --git a/server/licenses/lucene-analysis-common-9.12.1.jar.sha1 b/server/licenses/lucene-analysis-common-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..2b9a8cf6e43fd
--- /dev/null
+++ b/server/licenses/lucene-analysis-common-9.12.1.jar.sha1
@@ -0,0 +1 @@
+86836497e35c1ab33259d9864ceb280c0016075e
\ No newline at end of file
diff --git a/server/licenses/lucene-backward-codecs-9.12.0.jar.sha1 b/server/licenses/lucene-backward-codecs-9.12.0.jar.sha1
deleted file mode 100644
index 2993134edd610..0000000000000
--- a/server/licenses/lucene-backward-codecs-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-68fe98c94e9644a584ea1bf525e68d9406fc61ec
\ No newline at end of file
diff --git a/server/licenses/lucene-backward-codecs-9.12.1.jar.sha1 b/server/licenses/lucene-backward-codecs-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..89d6ddbec3eec
--- /dev/null
+++ b/server/licenses/lucene-backward-codecs-9.12.1.jar.sha1
@@ -0,0 +1 @@
+d0e79d06a0ed021663737e4df777ab7b80cd28c4
\ No newline at end of file
diff --git a/server/licenses/lucene-core-9.12.0.jar.sha1 b/server/licenses/lucene-core-9.12.0.jar.sha1
deleted file mode 100644
index e55f896dedb63..0000000000000
--- a/server/licenses/lucene-core-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-fdb055d569bb20bfce9618fe2b01c29bab7f290c
\ No newline at end of file
diff --git a/server/licenses/lucene-core-9.12.1.jar.sha1 b/server/licenses/lucene-core-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..2521c91a81d64
--- /dev/null
+++ b/server/licenses/lucene-core-9.12.1.jar.sha1
@@ -0,0 +1 @@
+91447c90c1180122142773b5baddaf8547124794
\ No newline at end of file
diff --git a/server/licenses/lucene-grouping-9.12.0.jar.sha1 b/server/licenses/lucene-grouping-9.12.0.jar.sha1
deleted file mode 100644
index 48388974bb38f..0000000000000
--- a/server/licenses/lucene-grouping-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-ccf99f8db57aa97b2c1f95c5cc2a11156a043921
\ No newline at end of file
diff --git a/server/licenses/lucene-grouping-9.12.1.jar.sha1 b/server/licenses/lucene-grouping-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..61d7ff62ac3cc
--- /dev/null
+++ b/server/licenses/lucene-grouping-9.12.1.jar.sha1
@@ -0,0 +1 @@
+e4bc3d0aa7eec4f41b4f350de0263a8d5625d2b3
\ No newline at end of file
diff --git a/server/licenses/lucene-highlighter-9.12.0.jar.sha1 b/server/licenses/lucene-highlighter-9.12.0.jar.sha1
deleted file mode 100644
index 3d457579da892..0000000000000
--- a/server/licenses/lucene-highlighter-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-e93429f66fbcd3b58d81f01223d6ce5688047296
\ No newline at end of file
diff --git a/server/licenses/lucene-highlighter-9.12.1.jar.sha1 b/server/licenses/lucene-highlighter-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..57fc10a58b806
--- /dev/null
+++ b/server/licenses/lucene-highlighter-9.12.1.jar.sha1
@@ -0,0 +1 @@
+2eeedfcec47dd65969f36e88931ed452291dd43e
\ No newline at end of file
diff --git a/server/licenses/lucene-join-9.12.0.jar.sha1 b/server/licenses/lucene-join-9.12.0.jar.sha1
deleted file mode 100644
index c5f6d16598a60..0000000000000
--- a/server/licenses/lucene-join-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-14c802d6955eaf11107375a2ada8fe8ec53b3e01
\ No newline at end of file
diff --git a/server/licenses/lucene-join-9.12.1.jar.sha1 b/server/licenses/lucene-join-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..8d46f20c39974
--- /dev/null
+++ b/server/licenses/lucene-join-9.12.1.jar.sha1
@@ -0,0 +1 @@
+3c5e9ff2925a8373ae0d35c1d0a7b2465cebec9f
\ No newline at end of file
diff --git a/server/licenses/lucene-memory-9.12.0.jar.sha1 b/server/licenses/lucene-memory-9.12.0.jar.sha1
deleted file mode 100644
index e7ac44089c006..0000000000000
--- a/server/licenses/lucene-memory-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-ffe090339540876b40df792aee51a42af6b3f37f
\ No newline at end of file
diff --git a/server/licenses/lucene-memory-9.12.1.jar.sha1 b/server/licenses/lucene-memory-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..55de1c9322aa3
--- /dev/null
+++ b/server/licenses/lucene-memory-9.12.1.jar.sha1
@@ -0,0 +1 @@
+e80eecfb1dcc324140387c8357c81e12c2a01937
\ No newline at end of file
diff --git a/server/licenses/lucene-misc-9.12.0.jar.sha1 b/server/licenses/lucene-misc-9.12.0.jar.sha1
deleted file mode 100644
index afb546be4e032..0000000000000
--- a/server/licenses/lucene-misc-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-ad17704ee90eb926b6d3105f7027485cdadbecd9
\ No newline at end of file
diff --git a/server/licenses/lucene-misc-9.12.1.jar.sha1 b/server/licenses/lucene-misc-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..86982eb1c900c
--- /dev/null
+++ b/server/licenses/lucene-misc-9.12.1.jar.sha1
@@ -0,0 +1 @@
+4e65d01d1c23f3f49dc325d552701bbefafee7ee
\ No newline at end of file
diff --git a/server/licenses/lucene-queries-9.12.0.jar.sha1 b/server/licenses/lucene-queries-9.12.0.jar.sha1
deleted file mode 100644
index e24756e38dad2..0000000000000
--- a/server/licenses/lucene-queries-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-3ac2a62b0b55c5725bb65f0c5454f9f8a401cf43
\ No newline at end of file
diff --git a/server/licenses/lucene-queries-9.12.1.jar.sha1 b/server/licenses/lucene-queries-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..f2087ec8eb623
--- /dev/null
+++ b/server/licenses/lucene-queries-9.12.1.jar.sha1
@@ -0,0 +1 @@
+14f24315041b686683dba4bc679ca7dc6a505906
\ No newline at end of file
diff --git a/server/licenses/lucene-queryparser-9.12.0.jar.sha1 b/server/licenses/lucene-queryparser-9.12.0.jar.sha1
deleted file mode 100644
index e93e00a063dd0..0000000000000
--- a/server/licenses/lucene-queryparser-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-55959399373876f4c184944315458dc6b88fbd81
\ No newline at end of file
diff --git a/server/licenses/lucene-queryparser-9.12.1.jar.sha1 b/server/licenses/lucene-queryparser-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..489e6719da342
--- /dev/null
+++ b/server/licenses/lucene-queryparser-9.12.1.jar.sha1
@@ -0,0 +1 @@
+aa6df09a99f8881d843e9863aa1713dc9f3ed24f
\ No newline at end of file
diff --git a/server/licenses/lucene-sandbox-9.12.0.jar.sha1 b/server/licenses/lucene-sandbox-9.12.0.jar.sha1
deleted file mode 100644
index a3fd8446e0dbc..0000000000000
--- a/server/licenses/lucene-sandbox-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-f65882536d681c11a1cbc920e5679201101e3603
\ No newline at end of file
diff --git a/server/licenses/lucene-sandbox-9.12.1.jar.sha1 b/server/licenses/lucene-sandbox-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..c1d613e23f1fe
--- /dev/null
+++ b/server/licenses/lucene-sandbox-9.12.1.jar.sha1
@@ -0,0 +1 @@
+1a66485629d60779f039fc26360f4374ef1496e7
\ No newline at end of file
diff --git a/server/licenses/lucene-spatial-extras-9.12.0.jar.sha1 b/server/licenses/lucene-spatial-extras-9.12.0.jar.sha1
deleted file mode 100644
index b0f11fb667faf..0000000000000
--- a/server/licenses/lucene-spatial-extras-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-9d00cc7cc2279822ef6740f0677cafacfb439fa8
\ No newline at end of file
diff --git a/server/licenses/lucene-spatial-extras-9.12.1.jar.sha1 b/server/licenses/lucene-spatial-extras-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..c38b794ce9948
--- /dev/null
+++ b/server/licenses/lucene-spatial-extras-9.12.1.jar.sha1
@@ -0,0 +1 @@
+0a7379410eff21676472adc8ea76a57891ec83c2
\ No newline at end of file
diff --git a/server/licenses/lucene-spatial3d-9.12.0.jar.sha1 b/server/licenses/lucene-spatial3d-9.12.0.jar.sha1
deleted file mode 100644
index 858eee25ac191..0000000000000
--- a/server/licenses/lucene-spatial3d-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-e3092632ca1d4427d3ebb2c866ac89d90f5b61ec
\ No newline at end of file
diff --git a/server/licenses/lucene-spatial3d-9.12.1.jar.sha1 b/server/licenses/lucene-spatial3d-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..bc327a8cec830
--- /dev/null
+++ b/server/licenses/lucene-spatial3d-9.12.1.jar.sha1
@@ -0,0 +1 @@
+d2fdea4edabb1f616f494999651c43abfd0aa124
\ No newline at end of file
diff --git a/server/licenses/lucene-suggest-9.12.0.jar.sha1 b/server/licenses/lucene-suggest-9.12.0.jar.sha1
deleted file mode 100644
index 973a7726d845d..0000000000000
--- a/server/licenses/lucene-suggest-9.12.0.jar.sha1
+++ /dev/null
@@ -1 +0,0 @@
-e1c6636499317ebe498f3490a1ec8b86b8a363dd
\ No newline at end of file
diff --git a/server/licenses/lucene-suggest-9.12.1.jar.sha1 b/server/licenses/lucene-suggest-9.12.1.jar.sha1
new file mode 100644
index 0000000000000..961f6da619149
--- /dev/null
+++ b/server/licenses/lucene-suggest-9.12.1.jar.sha1
@@ -0,0 +1 @@
+0660e0996ec7653fe0c13c608137e264645eecac
\ No newline at end of file