diff --git a/scripts/build_native_blockifier.sh b/scripts/build_native_blockifier.sh
index 9d0fd5ebe90..98c75abd382 100755
--- a/scripts/build_native_blockifier.sh
+++ b/scripts/build_native_blockifier.sh
@@ -9,11 +9,13 @@ function clean() {
 
 
 function build() {
+    ret=0
     echo "Building..."
     pypy3.9 -m venv /tmp/venv
     source /tmp/venv/bin/activate
-    cargo build --release -p native_blockifier --features "cairo_native" || clean
+    cargo build --release -p native_blockifier --features "cairo_native" || ret=$?
     clean
+    return $ret
 }
 
 build