diff --git a/scala-cli.sh b/scala-cli.sh
index 8e872521e9..f28cc8c9fc 100755
--- a/scala-cli.sh
+++ b/scala-cli.sh
@@ -29,8 +29,14 @@ if [ ! -f "$CACHE_DEST" ]; then
   echo "Downloading $SCALA_CLI_URL"
   curl -fLo "$TMP_DEST" "$SCALA_CLI_URL"
   mv "$TMP_DEST" "$CACHE_DEST"
+fi
+
+if [ ! -f "$SCALA_CLI_BIN_PATH" ]; then
   gunzip -k "$CACHE_DEST"
+fi
+
+if [ ! -x "$SCALA_CLI_BIN_PATH" ]; then
   chmod +x "$SCALA_CLI_BIN_PATH"
 fi
 
-exec "$SCALA_CLI_BIN_PATH" "$@"
\ No newline at end of file
+exec "$SCALA_CLI_BIN_PATH" "$@"