diff --git a/projects/examples/services/sleeper/Dockerfile b/projects/examples/services/sleeper/Dockerfile
index 9ff0b86617e..520dab4950f 100644
--- a/projects/examples/services/sleeper/Dockerfile
+++ b/projects/examples/services/sleeper/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21.3
+FROM alpine:3.21.5
 
 RUN apk upgrade --update-cache \
     && apk add ca-certificates \