diff --git a/test/test-functions b/test/test-functions
index 5af7b8cd91d..77da9259d73 100644
--- a/test/test-functions
+++ b/test/test-functions
@@ -1840,7 +1840,8 @@ save_journal() {
     # Show messages from the testsuite-XX.service or messages with priority "warning" and higher
     echo " --- $source_dir ---"
     "$JOURNALCTL" --no-pager --no-hostname -o short-monotonic -D "$source_dir" \
-        _SYSTEMD_UNIT="testsuite-${TESTID:?}.service" + PRIORITY=4 + PRIORITY=3 + PRIORITY=2 + PRIORITY=1 + PRIORITY=0
+        _SYSTEMD_UNIT="testsuite-${TESTID:?}.service" + SYSLOG_IDENTIFIER="testsuite-$TESTID.sh" + \
+        PRIORITY=4 + PRIORITY=3 + PRIORITY=2 + PRIORITY=1 + PRIORITY=0
 
     if get_bool "$save"; then
         # If we don't have systemd-journal-remote copy all journals from /var/log/journal/