diff --git a/ci/ci_macos.sh b/ci/ci_macos.sh
index 884c66ea..2b16a02f 100755
--- a/ci/ci_macos.sh
+++ b/ci/ci_macos.sh
@@ -21,5 +21,6 @@ cmake -GXcode \
 cmake --build . -j2 --config Release
 
 # Only moving `*.vst3`. `*.dSYM` are also generated but the sizes are too large.
+mkdir "$GITHUB_WORKSPACE"/vst_macOS
 mv "$HOME"/vst3sdk/build/VST3/Release/*.vst3 "$GITHUB_WORKSPACE"/vst_macOS
 xattr -rc "$GITHUB_WORKSPACE"/vst_macOS