diff --git a/src/basic/formats-util.h b/src/basic/formats-util.h
index ce516b117d..9b4e8e98fa 100644
--- a/src/basic/formats-util.h
+++ b/src/basic/formats-util.h
@@ -49,7 +49,7 @@
 #if SIZEOF_TIME_T == 8
 #  define PRI_TIME PRIi64
 #elif SIZEOF_TIME_T == 4
-#  define PRI_TIME PRIu32
+#  define PRI_TIME "li"
 #else
 #  error Unknown time_t size
 #endif