diff --git a/Makefile b/Makefile
index 1100a5ae1ca1dd952cc4d7f39a2d7bd5c4af1a75..f075c63cd75de0870d561ec81073a15fe976d0e8 100644
--- a/Makefile
+++ b/Makefile
@@ -50,7 +50,7 @@ lint: install-build-requirements
 	flake8 perxis/
 
 generate: clean-proto install-build-requirements
-	find $(PROTO_FILES_DIR) -name '*.proto' -exec python -m grpc_tools.protoc -I ${PROTO_FILES_DIR} --python_out=$(OUTPUT_FILES_DIR) --grpc_python_out=$(OUTPUT_FILES_DIR) {} +
+	find $(PROTO_FILES_DIR) -name '*.proto' -exec python3 -m grpc_tools.protoc -I${PROTO_FILES_DIR} --python_out=$(OUTPUT_FILES_DIR) --grpc_python_out=$(OUTPUT_FILES_DIR) {} +
 	python fix_imports.py
 
 dist: clean generate