diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a55d28f324..b66781ec3f 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -430,3 +430,12 @@ jobs:
         run: |
           ./contrib/localnet_liveness.sh 100 5 50 localhost
         if: "env.GIT_DIFF != ''"
+  
+  docker-build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    steps:
+      - uses: actions/checkout@v2
+      - name: build docker image
+        run: |
+          docker build --pull --rm -f "Dockerfile" -t simapp:latest "."
diff --git a/Dockerfile b/Dockerfile
index ed7762a1c1..4ef80e0f33 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -22,10 +22,8 @@ WORKDIR /go/src/github.com/cosmos/cosmos-sdk
 # Add source files
 COPY . .
 
-# build Cosmos SDK, remove packages
-RUN make build-simd && \
-    cp ./build/simd /go/bin
-# make build-sim-linux ??
+# install simapp, remove packages
+RUN make simd-linux
 
 
 # Final image
@@ -36,7 +34,7 @@ RUN apk add --update ca-certificates
 WORKDIR /root
 
 # Copy over binaries from the build-env
-COPY --from=build-env /go/bin/simd /usr/bin/simd
+COPY --from=build-env /go/src/github.com/cosmos/cosmos-sdk/build/simd /usr/bin/simd
 
 EXPOSE 26656 26657 1317 9090
 
diff --git a/Makefile b/Makefile
index 3e6e0600cf..1ebd62d026 100644
--- a/Makefile
+++ b/Makefile
@@ -84,7 +84,7 @@ include contrib/devtools/Makefile
 ###############################################################################
 
 build: go.sum
-	go install -mod=readonly ./...
+	go build -mod=readonly ./...
 
 simd:
 	mkdir -p $(BUILDDIR)
@@ -122,7 +122,7 @@ build-simd-linux: go.sum
 cosmovisor:
 	$(MAKE) -C cosmovisor cosmovisor
 
-.PHONY: build build-simd build-simd-linux cosmovisor
+.PHONY: build simd simd-linux build-simd-all build-simd-linux cosmovisor
 
 mocks: $(MOCKS_DIR)
 	mockgen -source=client/account_retriever.go -package mocks -destination tests/mocks/account_retriever.go