diff --git a/priv/templates/extended_bin b/priv/templates/extended_bin
index e5896b69a..0f52eed70 100644
--- a/priv/templates/extended_bin
+++ b/priv/templates/extended_bin
@@ -445,7 +445,7 @@ make_out_file_path() {
 
 # Replace environment variables
 replace_os_vars() {
-    TEMP_OUT=$(mktemp "$2".XXXXX)
+    TEMP_OUT=$(mktemp "$2".XXXXXX)
     awk '{
         while(match($0,"[$]{[^}]*}")) {
             var=substr($0,RSTART+2,RLENGTH -3)