diff --git a/hooks/pre-push b/hooks/pre-push
index 25743f2..d6523b2 100755
--- a/hooks/pre-push
+++ b/hooks/pre-push
@@ -4,7 +4,7 @@ set -euo pipefail
 ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
 REMOTE_NAME="${1:-origin}"
 QUIET_RELEASE="${QUIET_RELEASE:-1}"
-RELEASE_LOG="${RELEASE_LOG:-$ROOT_DIR/build/release.log}"
+RELEASE_LOG="${RELEASE_LOG:-$ROOT_DIR/.git/release.log}"
 
 if [[ -n "${SKIP_RELEASE:-}" ]]; then
   echo "release: skipped (SKIP_RELEASE=1)"
@@ -76,7 +76,7 @@ else
 fi
 
 if SKIP_RELEASE=1 git -C "$ROOT_DIR" push --quiet "$REMOTE_NAME" "${release_local_ref:-refs/heads/master}:${release_remote_ref:-refs/heads/master}"; then
-  echo "release: success v${NEW_VERSION}"
+  echo "release: success v${NEW_VERSION} (release commit already pushed; stopping original push)"
   exit 1
 else
   echo "release: push failed (log: $RELEASE_LOG)"
diff --git a/scripts/build_release.sh b/scripts/build_release.sh
index 93c25fc..58523e3 100755
--- a/scripts/build_release.sh
+++ b/scripts/build_release.sh
@@ -3,6 +3,7 @@ set -euo pipefail
 
 ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
 BUILD_DIR="$ROOT_DIR/build"
+DERIVED_DATA_DIR="$BUILD_DIR/derived-data"
 ARTIFACTS_DIR="$ROOT_DIR/dist"
 SCHEME="iKeyMon"
 PROJECT="iKeyMon.xcodeproj"
@@ -141,18 +142,18 @@ export SPARKLE_APPCAST_OUTPUT
 
 "$ROOT_DIR/scripts/sync_version.sh"
 
-rm -rf "$BUILD_DIR" "$ARTIFACTS_DIR"
-mkdir -p "$ARTIFACTS_DIR"
+rm -rf "$DERIVED_DATA_DIR" "$ARTIFACTS_DIR"
+mkdir -p "$BUILD_DIR" "$ARTIFACTS_DIR"
 
 xcodebuild \
   -project "$ROOT_DIR/$PROJECT" \
   -scheme "$SCHEME" \
   -configuration Release \
-  -derivedDataPath "$BUILD_DIR" \
+  -derivedDataPath "$DERIVED_DATA_DIR" \
   CODE_SIGNING_ALLOWED=NO \
   clean build
 
-APP_PATH="$BUILD_DIR/Build/Products/Release/iKeyMon.app"
+APP_PATH="$DERIVED_DATA_DIR/Build/Products/Release/iKeyMon.app"
 if [[ ! -d "$APP_PATH" ]]; then
   echo "❌ Failed to find built app at $APP_PATH"
   exit 1