diff --git a/Dockerfile b/Dockerfile
index aee144a..521c88f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@
 ##    docker build --no-cache --target certs -t vela-docker:certs .    ##
 #########################################################################
 
-FROM alpine@sha256:51b67269f354137895d43f3b3d810bfacd3945438e94dc5ac55fdac340352f48 as certs
+FROM alpine:3.19.0@sha256:51b67269f354137895d43f3b3d810bfacd3945438e94dc5ac55fdac340352f48 as certs
 
 RUN apk add --update --no-cache ca-certificates
 
diff --git a/go.mod b/go.mod
index 7b4346d..4ded885 100644
--- a/go.mod
+++ b/go.mod
@@ -2,8 +2,6 @@ module github.com/go-vela/vela-docker
 
 go 1.21
 
-toolchain go1.21.5
-
 require (
 	github.com/Masterminds/semver/v3 v3.2.1
 	github.com/go-vela/types v0.22.0