diff --git a/tools/build_project.py b/tools/build_project.py
index c7c5fcc9..2b31d0bf 100755
--- a/tools/build_project.py
+++ b/tools/build_project.py
@@ -322,6 +322,7 @@ def main():
             LOGGER.warning(
                 "Component %s is not present in manifest, cannot remove", component
             )
+            sys.exit(1)
 
     # Extend configuration and C defines
     for input_config, output_config in [