diff --git a/Dockerfile b/Dockerfile
index 94f3f8c..8fa4c79 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.4-alpine AS base
+FROM golang:1.21.5-alpine AS base
 WORKDIR /app
 
 # tester