diff --git a/tests/apps/go-fail-postdeploy/Dockerfile b/tests/apps/go-fail-postdeploy/Dockerfile
index dc4d53e58..e8879ddce 100644
--- a/tests/apps/go-fail-postdeploy/Dockerfile
+++ b/tests/apps/go-fail-postdeploy/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.26.3
+FROM golang:1.26.4
 
 EXPOSE 3000/tcp