diff --git a/Dockerfile b/Dockerfile
index 98502baef54..f164bce31c0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.18.3-alpine@sha256:7cc62574fcf9c5fb87ad42a9789d5539a6a085971d58ee75dd2ee146cb8a8695
+FROM golang:1.18.4-alpine@sha256:46f1fa18ca1ec228f7ea4978ad717f0a8c5e51436e7b8efaf64011f7729886df
 
 RUN apk add --no-cache bash \
 	curl \