diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 431afa1..9cf310b 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -6,7 +6,7 @@ on:
 
 env:
   # renovate: datasource=golang-version depName=golang
-  GO_VERSION: '1.21.4'
+  GO_VERSION: '1.21.5'
 
 jobs:
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f174e43..1aa3896 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -7,7 +7,7 @@ on:
 
 env:
   # renovate: datasource=golang-version depName=golang
-  GO_VERSION: '1.21.4'
+  GO_VERSION: '1.21.5'
 
 jobs:
   build: