diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 57aa5f848..ef4d59fc2 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -290,7 +290,7 @@ jobs:
         mkdir new
         echo "y" | hdiutil attach Furnace-*-Darwin.dmg -readonly -mount required -mountpoint orig
 
-        cp -r orig new
+        cp -v -r orig new
         hdiutil detach orig
 
         rmdir orig