diff --git a/src/util/virlog.c b/src/util/virlog.c
index 5d4d3c7ee3b25d53d70c6d3846358ce743308e21..9ae30b6349bf04f011dd9f36ee27e93aa438fa3f 100644
--- a/src/util/virlog.c
+++ b/src/util/virlog.c
@@ -1365,7 +1365,7 @@ virLogGetNbOutputs(void)
  *    3: WARNING
  *    4: ERROR
  *
- * Returns the parsed log level or -1 on error.
+ * Returns 0 if successful, -1 in case of error.
  */
 int
 virLogParseDefaultPriority(const char *priority)