diff --git a/clean_json.sh b/clean_json.sh
index 07682b501f5243a8f57110db5abc6acae8f120dd..c460ef3149b8d120a41e94bb3d31cc4c46b0561f 100755
--- a/clean_json.sh
+++ b/clean_json.sh
@@ -1,5 +1,6 @@
-sed 's/\\u00a0/ /g' -i $@
-sed 's,\\n\\n, ,g' -i $@
-sed 's,\\n , ,g' -i $@
-sed 's, \\n, ,g' -i $@
-sed -e 's/^[ \t]*//' -i $@
+#!/bin/bash
+sed 's/\\u00a0/ /g' -i "$@"
+sed 's,\\n\\n, ,g' -i "$@"
+sed 's,\\n , ,g' -i "$@"
+sed 's, \\n, ,g' -i "$@"
+sed -e 's/^[ \t]*//' -i "$@"