diff --git a/Makefile b/Makefile
index 609518c..3e18dc2 100644
--- a/Makefile
+++ b/Makefile
@@ -16,12 +16,12 @@ clean:
 	rm -Rf dist
 
 build: clean
-	sed -i "s/project_name = ''/project_name = 'spleeter'/g" setup.py
+	sed -i "s/project_name = '[^']*'/project_name = 'spleeter'/g" setup.py
 	sed -i "s/tensorflow_dependency = '[^']*'/tensorflow_dependency = 'tensorflow'/g" setup.py
 	python3 setup.py sdist
 
 build-gpu: clean
-	sed -i "s/project_name = ''/project_name = 'spleeter-gpu'/g" setup.py
+	sed -i "s/project_name = '[^']*'/project_name = 'spleeter-gpu'/g" setup.py
 	sed -i "s/tensorflow_dependency = '[^']*'/tensorflow_dependency = 'tensorflow-gpu'/g" setup.py
 	python3 setup.py sdist