diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 000000000..84910131a
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,28 @@
+name: Bazel build
+
+on:
+    push: {}
+    pull_request: {}
+
+jobs:
+    build:
+        name: Build tcmalloc
+        runs-on: ubuntu-latest
+        steps:
+
+        - name: Checkout repository
+          uses: actions/checkout@v2
+
+        - name: Setup bazel
+          uses: jwlawson/actions-setup-bazel@v1
+          with:
+            bazel-version: '2.0.0'
+
+        - name: Setup cache
+          uses: actions/cache@v2
+          with:
+            path: "/home/runner/.cache/bazel"
+            key: bazel
+
+        - name: Build
+          run: bazel build //...
diff --git a/README.md b/README.md
index c848b4838..a40e3ace0 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # TCMalloc
 
+![Bazel build](https://github.com/google/tcmalloc/workflows/Bazel%20build/badge.svg)
+
 This repository contains the TCMalloc C++ code.
 
 TCMalloc is Google's customized implementation of C's `malloc()` and C++'s