journal: fix format string used for usec_t

diff --git a/src/journal/journald-server.c b/src/journal/journald-server.c
index 79a93df26ae878708221783c2bc33d6974367ab8..015b74b20381e0f13f63b1d5f5af3b57d8ccc4d0 100644 (file)
--- a/src/journal/journald-server.c
+++ b/src/journal/journald-server.c
@@ -943,7 +943,7 @@ static void dispatch_message_real(
         assert(n <= m);
 
         if (tv) {
-                sprintf(source_time, "_SOURCE_REALTIME_TIMESTAMP=%llu", (unsigned long long) timeval_load(tv));
+                sprintf(source_time, "_SOURCE_REALTIME_TIMESTAMP=" USEC_FMT, timeval_load(tv));
                 IOVEC_SET_STRING(iovec[n++], source_time);
         }