diff --git a/.codecov.yml b/.codecov.yml
new file mode 100644
index 000000000..2d9d3e61b
--- /dev/null
+++ b/.codecov.yml
@@ -0,0 +1,12 @@
+coverage:
+  status:
+    project:
+      default:
+        # Don't allow overall project coverage to be dropped more than
+        # 2%
+        threshold: 2
+    patch:
+      default:
+        # 75% of the changed code must be covered by tests
+        threshold: 25
+        only_pulls: true