diff --git a/Makefile b/Makefile
index 52cca29a..3dd6ada9 100644
--- a/Makefile
+++ b/Makefile
@@ -56,7 +56,7 @@ test-release:
 clean-release:
 	cargo clean --release
 
-ci-all: | ci-format ci-build ci-doc ci-lint ci-test
+ci-all: | ci-format ci-build ci-doc ci-lint ci-test ci-coverage
 
 ci-format:
 	cargo fmt --check --all
@@ -80,3 +80,8 @@ ci-test:
 	cargo test           --workspace --all-features
 	cargo clean
 	cargo test --release --workspace --all-features
+
+ci-coverage:
+	rustup component add llvm-tools-preview
+	cargo install cargo-llvm-cov --locked || true
+	cargo llvm-cov --workspace --all-features --fail-under-lines 80
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 0b7aec51..593e410b 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -109,6 +109,10 @@ stages:
         make ci-test
       displayName: 'Test'
 
+    - script: |
+        make ci-coverage
+      displayName: 'Coverage (fail under 80% lines)'
+
     - publish: $(System.DefaultWorkingDirectory)/
       artifact: sonic-dash-ha
       displayName: 'Archive release binaries'