diff --git a/cpp/compile.sh b/cpp/compile.sh
index 62c32830c7fb..e3733bdf755a 100755
--- a/cpp/compile.sh
+++ b/cpp/compile.sh
@@ -99,7 +99,7 @@ CURRENT_DIR=$(
 
 #gluten cpp will find arrow/parquet lib from ARROW_HOME
 if [ "$ARROW_HOME" == "" ]; then
-  if ["$BUILD_TYPE" == "Debug"] then
+  if [ "$BUILD_TYPE" == "Debug" ]; then
     ARROW_HOME="$CURRENT_DIR/../ep/build-velox/build/velox_ep/_build/debug/third_party/arrow_ep"
   else
     ARROW_HOME="$CURRENT_DIR/../ep/build-velox/build/velox_ep/_build/release/third_party/arrow_ep"