diff --git a/config/blobs.yml b/config/blobs.yml
index 0041d39f..3945e239 100644
--- a/config/blobs.yml
+++ b/config/blobs.yml
@@ -15,10 +15,10 @@ erlang-26/otp_src_oss_26.1.2.tgz:
   object_id: 451686f1-2db7-42e9-6a18-fcc12a182c60
   sha: sha256:31299327d8e13f674ee5588280dfe9465687f16eca9d0c8580f6c4cd27daf96f
 # this comment prevents git conflicts
-golang/go1.21.4.linux-amd64.tar.gz:
-  size: 66615271
-  object_id: 6bb26f89-b53a-48a1-4bad-c70467739153
-  sha: sha256:73cac0215254d0c7d1241fa40837851f3b9a8a742d0b54714cbdfb3feaf8f0af
+golang/go1.21.5.linux-amd64.tar.gz:
+  size: 66618285
+  object_id: 85d5a5fe-1211-4063-6807-9817b54d7316
+  sha: sha256:e2bc0b3e4b64111ec117295c088bde5f00eeed1567999ff77bc859d7df70078e
 # this comment prevents git conflicts
 haproxy/haproxy-2.6.15.tar.gz:
   size: 4074156
diff --git a/packages/golang/packaging b/packages/golang/packaging
index 12c7a830..f7c0cb08 100644
--- a/packages/golang/packaging
+++ b/packages/golang/packaging
@@ -1,3 +1,3 @@
 set -e
 
-tar xzf golang/go1.21.4.linux-amd64.tar.gz --strip-components=1 -C "${BOSH_INSTALL_TARGET}"
+tar xzf golang/go1.21.5.linux-amd64.tar.gz --strip-components=1 -C "${BOSH_INSTALL_TARGET}"
diff --git a/packages/golang/spec b/packages/golang/spec
index 77292cc1..c96747d2 100644
--- a/packages/golang/spec
+++ b/packages/golang/spec
@@ -1,7 +1,7 @@
 ---
 name: golang
 metadata:
-  version: '1.21.4'
+  version: '1.21.5'
 
 files:
-  - golang/go1.21.4.linux-amd64.tar.gz
+  - golang/go1.21.5.linux-amd64.tar.gz