diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5ccbd1d2..8f65aea0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,6 @@ jobs:
         uses: actions/checkout@v4
       - name: Check license
         run: DOCKER_BUILDKIT=1 make check-license
-      - uses: actions/setup-go@v5
       - name: Check deepcopy
         run: |
           make deepcopy
diff --git a/Makefile b/Makefile
index 7c94b282..af143ff9 100644
--- a/Makefile
+++ b/Makefile
@@ -31,9 +31,8 @@ fmt: ## Format go files
 	go fmt ./...
 
 .PHONY: deepcopy
-deepcopy:
-	goderive -h >/dev/null 2>&1 || go install github.com/awalterschulze/goderive@0a721d5b1d722ae6ba0dddefa1200607ca3ece97
-	goderive ./types/...
+deepcopy: build-validate-image
+	docker run --rm -v .:/go/src $(IMAGE_PREFIX)validate goderive ./types/...
 
 .PHONY: build-validate-image
 build-validate-image:
@@ -41,11 +40,11 @@ build-validate-image:
 
 .PHONY: lint
 lint: build-validate-image
-	docker run --rm $(IMAGE_PREFIX)validate bash -c "golangci-lint run --config ./.golangci.yml ./..."
+	docker run --rm -v .:/go/src $(IMAGE_PREFIX)validate golangci-lint run --config ./.golangci.yml ./...
 
 .PHONY: check-license
 check-license: build-validate-image
-	docker run --rm $(IMAGE_PREFIX)validate bash -c "./scripts/validate/fileheader"
+	docker run --rm -v .:/go/src $(IMAGE_PREFIX)validate ltag -t scripts/validate/template --excludes "validate dotenv" --check -v
 
 .PHONY: setup
 setup: ## Setup the precommit hook
diff --git a/ci/Dockerfile b/ci/Dockerfile
index dedd69b6..07db4717 100644
--- a/ci/Dockerfile
+++ b/ci/Dockerfile
@@ -12,12 +12,12 @@
 #   See the License for the specific language governing permissions and
 #   limitations under the License.
 
-FROM golang:1.23
+FROM golang:1.24
 
 WORKDIR /go/src
 
 ARG GOLANGCILINT_VERSION=v1.64.5
 RUN curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin ${GOLANGCILINT_VERSION}
 RUN go install github.com/kunalkushwaha/ltag@latest && rm -rf /go/src/github.com/kunalkushwaha
-
-COPY . .
+RUN go install github.com/awalterschulze/goderive@v0.5.1
+RUN go install github.com/kunalkushwaha/ltag@v0.2.5
diff --git a/scripts/validate/fileheader b/scripts/validate/fileheader
deleted file mode 100755
index ce32e871..00000000
--- a/scripts/validate/fileheader
+++ /dev/null
@@ -1,28 +0,0 @@
-#!/usr/bin/env bash
-
-#   Copyright The Compose Specification Authors.
-
-#   Licensed under the Apache License, Version 2.0 (the "License");
-#   you may not use this file except in compliance with the License.
-#   You may obtain a copy of the License at
-
-#       http://www.apache.org/licenses/LICENSE-2.0
-
-#   Unless required by applicable law or agreed to in writing, software
-#   distributed under the License is distributed on an "AS IS" BASIS,
-#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#   See the License for the specific language governing permissions and
-#   limitations under the License.
-
-
-set -eu -o pipefail
-
-if ! command -v ltag; then
-    >&2 echo "ERROR: ltag not found. Install with:"
-    >&2 echo "    go get -u github.com/kunalkushwaha/ltag"
-    exit 1
-fi
-
-BASEPATH="${1-}"
-
-ltag -t "${BASEPATH}scripts/validate/template" --excludes "validate dotenv" --check -v