diff --git a/scripts/process_subways.sh b/scripts/process_subways.sh
index 3c9d48b..eaa7e38 100755
--- a/scripts/process_subways.sh
+++ b/scripts/process_subways.sh
@@ -71,7 +71,7 @@ QNODES="railway=station station=subway =light_rail =monorail railway=subway_entr
 # Running the validation
 
 VALIDATION="$TMPDIR/validation.json"
-"$PYTHON" "$SUBWAYS_PATH/mapsme_subways.py" -q -x "$FILTERED_DATA" -l "$VALIDATION" ${MAPSME+-o "$MAPSME"} ${CITY+-c "$CITY"${DUMP+ -d "$DUMP"}${JSON+ -j "$JSON"}}
+"$PYTHON" "$SUBWAYS_PATH/mapsme_subways.py" -q -x "$FILTERED_DATA" -l "$VALIDATION" ${MAPSME+-o "$MAPSME"} ${CITY+-c "$CITY"} ${DUMP+-d "$DUMP"} ${JSON+-j "$JSON"}
 rm "$FILTERED_DATA"
 
 # Preparing HTML files