diff --git a/.coveragerc b/.coveragerc
index bd93c4749..87e3e968f 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -9,3 +9,6 @@ exclude_lines =
     # Don't complain if non-runnable code isn't run:
     if 0:
     if __name__ == .__main__.:
+    # Don't complain about debug code
+    if Image.DEBUG:
+    if DEBUG:
\ No newline at end of file