diff --git a/Dockerfile.dapper b/Dockerfile.dapper
index cbc6cb21..eb909e5e 100644
--- a/Dockerfile.dapper
+++ b/Dockerfile.dapper
@@ -1,4 +1,4 @@
-FROM golang:1.20-alpine3.17 AS dapper
+FROM golang:1.21-alpine3.17 AS dapper
 
 ARG ARCH=amd64
 
diff --git a/Dockerfile.test.dapper b/Dockerfile.test.dapper
index 56fa4811..a1e6e676 100644
--- a/Dockerfile.test.dapper
+++ b/Dockerfile.test.dapper
@@ -1,4 +1,4 @@
-FROM golang:1.20-alpine3.17 AS dapper
+FROM golang:1.21-alpine3.17 AS dapper
 
 ARG ARCH=amd64