diff --git a/docs/Makefile b/docs/Makefile
index e38bc91731d..fdff066a39a 100644
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -69,6 +69,7 @@ help:
 .PHONY: clean
 clean:
 	rm -rf $(BUILDDIR)/*
+	rm -rf source/python/generated/*
 
 .PHONY: html
 html: