diff --git a/.github/workflows/CrossBuild.yml b/.github/workflows/CrossBuild.yml
index c78a4a8c..05cbd180 100644
--- a/.github/workflows/CrossBuild.yml
+++ b/.github/workflows/CrossBuild.yml
@@ -30,9 +30,9 @@ jobs:
       matrix:
         node: [I2S-4MFlash, SqueezeAmp, Muse]
         depth: [16, 32]
-      exclude:
-        node: Muse
-        depth: 32
+        exclude:
+          - node: Muse
+            depth: 32
     steps:
     - name: Set target name
       run: |