diff --git a/package.json b/package.json
index 362d2263..d4c69ab6 100644
--- a/package.json
+++ b/package.json
@@ -175,7 +175,7 @@
     "retext-syntax-urls": "^2.0.0",
     "retext-usage": "^0.5.0",
     "tmp": "^0.2.1",
-    "unified": "^9.2.1",
+    "unified": "^10.1.2",
     "unified-engine": "^8.2.0",
     "vfile": "^4.2.1",
     "remark-lint-books-links": "2.1.0",
diff --git a/yarn.lock b/yarn.lock
index 78e82c44..31805014 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9132,10 +9132,10 @@ unified-message-control@^3.0.0:
     unist-util-visit "^2.0.0"
     vfile-location "^3.0.0"
 
-unified@^10.0.0:
-  version "10.0.0"
-  resolved "https://registry.yarnpkg.com/unified/-/unified-10.0.0.tgz#e391bf4e8745422902fdbedcb59732647f5ee438"
-  integrity sha512-6d3q5HdD4GVTZU9S/9yNiziL8chISFxnZtW1lietmYfglJiPxa5oVWwkb8kA3S7A4Wqubju+uvcYjmDUASXFDw==
+unified@^10.0.0, unified@^10.1.2:
+  version "10.1.2"
+  resolved "https://registry.yarnpkg.com/unified/-/unified-10.1.2.tgz#b1d64e55dafe1f0b98bb6c719881103ecf6c86df"
+  integrity sha512-pUSWAi/RAnVy1Pif2kAoeWNBa3JVrx0MId2LASj8G+7AiHWoKZNTomq6LG326T68U7/e263X6fTdcXIy7XnF7Q==
   dependencies:
     "@types/unist" "^2.0.0"
     bail "^2.0.0"
@@ -9157,7 +9157,7 @@ unified@^6.0.0:
     vfile "^2.0.0"
     x-is-string "^0.1.0"
 
-unified@^9.1.0, unified@^9.2.1:
+unified@^9.1.0:
   version "9.2.1"
   resolved "https://registry.yarnpkg.com/unified/-/unified-9.2.1.tgz#ae18d5674c114021bfdbdf73865ca60f410215a3"
   integrity sha512-juWjuI8Z4xFg8pJbnEZ41b5xjGUWGHqXALmBZ3FC3WX0PIx1CZBIIJ6mXbYMcf6Yw4Fi0rFUTA1cdz/BglbOhA==