diff --git a/codecov.yml b/codecov.yml
new file mode 100644
index 0000000..4408eaa
--- /dev/null
+++ b/codecov.yml
@@ -0,0 +1,4 @@
+# sample regex patterns
+ignore:
+  - "GHEtoolGUI/mac_settings.py"
+  - "GHEtoolGUI/start_gui.py"