diff --git a/.codecov.yml b/.codecov.yml
index 58d1399af..2d9d3e61b 100644
--- a/.codecov.yml
+++ b/.codecov.yml
@@ -2,9 +2,11 @@ coverage:
   status:
     project:
       default:
-        target: auto
-        threshold: 1%
+        # Don't allow overall project coverage to be dropped more than
+        # 2%
+        threshold: 2
     patch:
       default:
-        target: auto
-        threshold: 1%
+        # 75% of the changed code must be covered by tests
+        threshold: 25
+        only_pulls: true