diff --git a/setup.sh b/setup.sh
index 9143d0101b808c7fc52497db585753bd7bdd3571..a1dfa5b128f81725f515d68fc2b6b90611c02046 100644
--- a/setup.sh
+++ b/setup.sh
@@ -25,7 +25,7 @@ if [ -z $DM_DATA_DIR ]; then
 	    echo "Creating data directory"
 	    mkdir -p "$Data_Dir"
 	fi
-	export DM_DATA_DIR=$dataDir
+	export DM_DATA_DIR=$Data_Dir
 fi
 
 if [ -z $DM_VAR_DIR ]; then