diff --git a/tools/build_ramdisk.sh b/tools/build_ramdisk.sh
index 3d9f76f..7372555 100755
--- a/tools/build_ramdisk.sh
+++ b/tools/build_ramdisk.sh
@@ -22,7 +22,7 @@
         umount $MNTDIR
         rmdir $MNTDIR
     fi
-    if [ -n "$DEV_FILE_TMP" -a -e "$DEV_FILE_TMP "]; then
+    if [ -n "$DEV_FILE_TMP" -a -e "$DEV_FILE_TMP" ]; then
         rm -f $DEV_FILE_TMP
     fi
     if [ -n "$IMG_FILE_TMP" -a -e "$IMG_FILE_TMP" ]; then