diff --git a/.github/workflows/macos_build.yaml b/.github/workflows/macos_build.yaml
index 04eccd9..8e4ed3b 100644
--- a/.github/workflows/macos_build.yaml
+++ b/.github/workflows/macos_build.yaml
@@ -22,7 +22,7 @@ jobs:
           CERTIFICATE_PATH=$RUNNER_TEMP/build_certificate.p12
           KEYCHAIN_PATH=$RUNNER_TEMP/app-signing.keychain-db
 
-          echo -n "$BUILD_CERTIFICATE_BASE64" | base64 --decode --output $CERTIFICATE_PATH
+          echo -n "$BUILD_CERTIFICATE_BASE64" | base64 --decode -o $CERTIFICATE_PATH
 
           security create-keychain -p "$KEYCHAIN_PASSWORD" $KEYCHAIN_PATH
           security set-keychain-settings -lut 21600 $KEYCHAIN_PATH