diff --git a/log-handler.c b/log-handler.c
index 4109d8b..b77dd82 100644
--- a/log-handler.c
+++ b/log-handler.c
@@ -202,6 +202,7 @@
 	return &lh->handler;
 
 err_free:
+	free(lh->rotate_filename);
 	free(lh->log_filename);
 	free(lh);
 	return NULL;