diff --git a/Dockerfile b/Dockerfile
index 952b723..98d29b3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.4-bookworm
+FROM golang:1.21.5-bookworm
 
 # hadolint ignore=DL3027
 RUN apt-get update \