diff --git a/Dockerfile b/Dockerfile
index b03c4a18..ffbf211c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 # Build the approver-policy binary
-FROM docker.io/library/golang:1.17 as builder
+FROM docker.io/library/golang:1.18 as builder
 
 WORKDIR /workspace
 # Copy the Go Modules manifests