diff --git a/.drone.yml b/.drone.yml
index 730575a..d0dbf05 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -20,7 +20,7 @@ name: deploy
 
 steps:
 - name: build
-  image: golang:1.20
+  image: golang:1.21.1
   environment:
     GOOS: linux
     GOARCH: amd64