diff --git a/gradle.properties b/gradle.properties
index f07acee9..b4c5848b 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,5 +1,5 @@
 # Project
-mod_version=1.8.9
+mod_version=1.8.10
 group=org.cyclops.colossalchests
 java_version=21
 
diff --git a/resources/changelog/1.21.1-1.8.10.txt b/resources/changelog/1.21.1-1.8.10.txt
new file mode 100644
index 00000000..61138a67
--- /dev/null
+++ b/resources/changelog/1.21.1-1.8.10.txt
@@ -0,0 +1,6 @@
+As always, don't forget to backup your world before updating!
+Requires CyclopsCore version 1.25.3 or higher.
+
+Fixes:
+* Fix client disconnect when opening large chests
+