diff --git a/krm-functions/applier/Dockerfile b/krm-functions/applier/Dockerfile
index 074e1cde8..c4901ee8d 100644
--- a/krm-functions/applier/Dockerfile
+++ b/krm-functions/applier/Dockerfile
@@ -12,8 +12,9 @@ RUN update-ca-certificates
 ENV PATH "/usr/local/go/bin:$PATH"
 ENV CGO_ENABLED=0
 WORKDIR /go/src/
-COPY image/ .
+COPY image/go.mod image/go.sum ./
 RUN go mod download
+COPY image/ ./
 RUN go build -v -o /usr/local/bin/config-function ./
 
 FROM ${PLUGINS_RELEASE_IMAGE} as release
diff --git a/krm-functions/clusterctl/Dockerfile b/krm-functions/clusterctl/Dockerfile
index 35e9585e9..d000bc022 100644
--- a/krm-functions/clusterctl/Dockerfile
+++ b/krm-functions/clusterctl/Dockerfile
@@ -24,8 +24,9 @@ RUN update-ca-certificates
 ENV PATH "/usr/local/go/bin:$PATH"
 ENV CGO_ENABLED=0
 WORKDIR /go/src/
-COPY image/ .
+COPY image/go.mod image/go.sum ./
 RUN go mod download
+COPY image/ ./
 RUN go build -v -o /usr/local/bin/config-function ./
 
 FROM ${PLUGINS_RELEASE_IMAGE} as release
diff --git a/krm-functions/kubeval-validator/Dockerfile b/krm-functions/kubeval-validator/Dockerfile
index 7504a85c9..7f058eefe 100644
--- a/krm-functions/kubeval-validator/Dockerfile
+++ b/krm-functions/kubeval-validator/Dockerfile
@@ -12,10 +12,9 @@ RUN update-ca-certificates
 ENV PATH "/usr/local/go/bin:$PATH"
 ENV CGO_ENABLED=0
 WORKDIR /go/src/
-COPY image/go.mod .
-COPY image/go.sum .
+COPY image/go.mod image/go.sum ./
 RUN go mod download
-COPY image/main.go .
+COPY image/ ./
 RUN go build -v -o /usr/local/bin/config-function ./
 
 FROM ${PLUGINS_RELEASE_IMAGE} as release