diff --git a/Makefile b/Makefile
index f4a7bdaf3e..ae883febcf 100644
--- a/Makefile
+++ b/Makefile
@@ -462,7 +462,7 @@ pep8: reports
 	@(set -o pipefail && $@ | tee reports/$@.report)
 
 flake8: reports
-	@$@ --output-file=reports/$@.report
+	@(set -o pipefail && $@ | tee reports/$@.report)
 
 pyflakes: reports
 	@(set -o pipefail && $@ | tee reports/$@.report)