diff --git a/.ci/compile.sh b/.ci/compile.sh
index 973ee5149..e68c1b507 100755
--- a/.ci/compile.sh
+++ b/.ci/compile.sh
@@ -134,7 +134,7 @@ function ccachestatsverbose() {
 if [[ $RUNNER_OS == macOS ]]; then
   # enable cross-compiling for intel mac
   if [[ "$ARCHTYPE" == 'Intel' ]]; then
-    flags+=('-DCMAKE_OSX_ARCHITECTURES="x86_64"')
+    flags+=('-DCMAKE_OSX_ARCHITECTURES=x86_64')
   fi
 
   echo "::group::Signing Certificate"