diff --git a/pylib/Makefile b/pylib/Makefile
index c3c72869f..83b2fe946 100644
--- a/pylib/Makefile
+++ b/pylib/Makefile
@@ -79,7 +79,7 @@ CHECKDEPS := $(shell find anki tests -name '*.py' | grep -v buildinfo.py)
 
 .PHONY: build
 build: $(BUILD_STEPS) $(CHECKDEPS)
-	rm -rf dist
+	rm -rf dist build
 	python setup.py -q bdist_wheel
 	rsync -a dist/*.whl ../dist/
 
diff --git a/qt/Makefile b/qt/Makefile
index 115a95ca0..f5bdb480f 100644
--- a/qt/Makefile
+++ b/qt/Makefile
@@ -103,7 +103,7 @@ CHECKDEPS := $(shell find aqt tests -name '*.py' | grep -v buildinfo.py)
 
 .PHONY: build
 build: $(BUILD_STEPS)
-	rm -rf dist
+	rm -rf dist build
 	python setup.py -q bdist_wheel
 	rsync -a dist/*.whl ../dist/