diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d93920e56d8bc..336fe3b6a1cce 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -160,7 +160,7 @@ jobs:
         with:
           run: |
             #### Begin Test
-            echo labels=${{steps.label-the-PR.outputs.all-labels}}
+            echo "labels=${{steps.label-the-PR.outputs.all-labels}}"
             #### End Test
             echo "::add-matcher::sources/nuttx/.github/gcc.json"
             export ARTIFACTDIR=`pwd`/buildartifacts