diff --git a/src/journal-remote/journal-gatewayd.c b/src/journal-remote/journal-gatewayd.c
index 08ea94f6d40..036283fcd2d 100644
--- a/src/journal-remote/journal-gatewayd.c
+++ b/src/journal-remote/journal-gatewayd.c
@@ -348,6 +348,9 @@ static int request_parse_range_entries(
         const char *colon;
         int r;
 
+        assert(m);
+        assert(entries_request);
+
         colon = strchr(entries_request, ':');
         if (!colon)
                 m->cursor = strdup(entries_request);
@@ -376,6 +379,9 @@ static int request_parse_range_time(
         const char *colon;
         int r;
 
+        assert(m);
+        assert(time_request);
+
         colon = strchr(time_request, ':');
         if (!colon)
                 return -EINVAL;