diff --git a/go.mod b/go.mod
index 43fae8c..6da3073 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,7 @@ require github.com/mattn/go-sqlite3 v1.14.49
 
 require (
 	github.com/alexedwards/argon2id v1.0.0
-	github.com/andybalholm/brotli v1.2.2
+	github.com/andybalholm/brotli v1.2.3
 	github.com/apibillme/cache v0.0.0-20180927200649-e0b3581c9b4d
 	github.com/stretchr/testify v1.11.1
 )
diff --git a/go.sum b/go.sum
index b083011..521b3b1 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 github.com/alexedwards/argon2id v1.0.0 h1:wJzDx66hqWX7siL/SRUmgz3F8YMrd/nfX/xHHcQQP0w=
 github.com/alexedwards/argon2id v1.0.0/go.mod h1:tYKkqIjzXvZdzPvADMWOEZ+l6+BD6CtBXMj5fnJppiw=
-github.com/andybalholm/brotli v1.2.2 h1:HzTuoo2ErYQqf5qvcJInB8uvqSVxRttzkFexPWtnceM=
-github.com/andybalholm/brotli v1.2.2/go.mod h1:rzTDkvFWvIrjDXZHkuS16NPggd91W3kUSvPlQ1pLaKY=
+github.com/andybalholm/brotli v1.2.3 h1:8H1qwOkl2LPfjf3YezB90JnCliZb6SInJ/OJkEbA5NQ=
+github.com/andybalholm/brotli v1.2.3/go.mod h1:rzTDkvFWvIrjDXZHkuS16NPggd91W3kUSvPlQ1pLaKY=
 github.com/apibillme/cache v0.0.0-20180927200649-e0b3581c9b4d h1:H37R0/UmDSOW25Vf8qq+0MVopmzXUuhtHID3SmfErRo=
 github.com/apibillme/cache v0.0.0-20180927200649-e0b3581c9b4d/go.mod h1:u3/C8sjmDZMcd2K78EdV/JJJn/WHd8S2AlZDCzr/puI=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=