diff --git a/.gitea/workflows/check.yml b/.gitea/workflows/check.yml
index 3d3aba0..aeeb715 100644
--- a/.gitea/workflows/check.yml
+++ b/.gitea/workflows/check.yml
@@ -8,17 +8,6 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
-      - uses: actions/setup-go@40f1582b2485089dde7abd97c1529aa768e1baff # v5
-        with:
-          go-version-file: go.mod
-      - name: Install golangci-lint
-        run: go install github.com/golangci/golangci-lint/v2/cmd/golangci-lint@5d1e709b7be35cb2025444e19de266b056b7b7ee # v2.10.1
-      - name: Install protoc-gen-go
-        run: go install google.golang.org/protobuf/cmd/protoc-gen-go@4dfe9d308b477d29e8c2b6d75abf3e78aafe3cb8 # v1.28.1
-      - name: Generate protobuf
-        run: |
-          sudo apt-get update && sudo apt-get install -y protobuf-compiler
-          cd mfer && go generate .
-      - name: Run checks
-        run: make check
+      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13894f8d5 # v4
+      - name: Build Docker image (runs make check internally)
+        run: docker build .
diff --git a/Dockerfile b/Dockerfile
index 79673cf..3a168a0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,6 +17,7 @@ ARG DRONE_COMMIT_SHA unknown
 RUN mkdir -p "$(go env GOMODCACHE)" && cd "$(go env GOMODCACHE)" && \
     zstdmt -d --stdout /build/modcache.tzst | tar xf - && \
     rm /build/modcache.tzst && cd /build
+RUN make check
 RUN \
     cd mfer && go generate . && cd .. && \
     GOPACKAGESDEBUG=true golangci-lint run ./... && \