diff --git a/client/zzz_evobackup b/client/zzz_evobackup
index 6250403..96ab93a 100755
--- a/client/zzz_evobackup
+++ b/client/zzz_evobackup
@@ -402,7 +402,8 @@ build_rsync_main_cmd() {
     includes_file="$(mktemp "${PROGNAME}.includes.XXXXXX")"
     excludes_file="$(mktemp "${PROGNAME}.excludes.XXXXXX")"
     # … and add them to the list of files to delete at exit
-    temp_files="${temp_files} ${includes_file} ${excludes_file}"
+    temp_files="${includes_file} ${excludes_file}"
+    trap "rm -f ${temp_files}" EXIT
 
     # Store includes/excludes in files
     # without blank lines of comments (# or ;)