diff --git a/.drone.yml b/.drone.yml
index d6aecc3..626a829 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -67,7 +67,7 @@ steps:
 - name: unit-test
   commands:
   - go test -v ./...
-  image: docker.io/library/golang:1.21.5
+  image: docker.io/library/golang:1.21.6
 
 trigger:
   event:
@@ -92,7 +92,7 @@ steps:
 - name: unit-test
   commands:
   - go test -v ./...
-  image: docker.io/library/golang:1.21.5
+  image: docker.io/library/golang:1.21.6
 
 trigger:
   event: