diff --git a/src/thirdparty/download_thirdparty.sh b/src/thirdparty/download_thirdparty.sh
index a7843b6ec..f3f52ca36 100755
--- a/src/thirdparty/download_thirdparty.sh
+++ b/src/thirdparty/download_thirdparty.sh
@@ -8,7 +8,7 @@ set -e
 TP_DIR=$(cd "$(dirname "${BASH_SOURCE:-$0}")"; pwd)
 
 if [ ! -d $TP_DIR/arrow ]; then
-  git clone https://github.com/apache/arrow/ "$TP_DIR/arrow"
+  git clone https://github.com/apache/arrow.git "$TP_DIR/arrow"
 fi
 cd $TP_DIR/arrow
 git fetch origin master