diff --git a/codecov.yml b/codecov.yml
index 43c0f5aa497..7afc2e25fe5 100644
--- a/codecov.yml
+++ b/codecov.yml
@@ -39,7 +39,7 @@ ignore:
   - "**/interface.go"
   - "**/interfaces.go"
   - "**/main.go"
-  - "**/mocks.go"
+  - "**/*mocks.go"
   - "**/mocks/**"
   - "**/testdata/**"
   - "**/testing/**"
@@ -57,7 +57,13 @@ ignore:
   - "common/types/shared.go" # 8k lines of getters. Not worth testing manually but consider switching to generated code.
   - "host/**"
   - "idls/**"
+  - "service/frontend/service.go"
+  - "service/history/constants/test_constants.go"
+  - "service/history/execution/mutable_state.go"
   - "service/history/workflow/errors.go"
+  - "service/history/service.go"
+  - "service/matching/service.go"
+  - "service/worker/service.go"
   - "testflags/**"
   - "tools/common/schema/test/**"
   - "tools/linter/**"