diff --git a/.drone.yml b/.drone.yml
index f220593..6d8e2dc 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -29,7 +29,7 @@ steps:
       - golangci-lint run -v
 
   - name: Test
-    image: docker.io/golang:1.20-bullseye
+    image: docker.io/golang:1.21-bullseye
     network_mode: host
     environment:
       GO111MODULE: "on"