diff --git a/degesch.c b/degesch.c
index 8a1de8f..3f44217 100644
--- a/degesch.c
+++ b/degesch.c
@@ -5523,6 +5523,7 @@ irc_autofill_user_info (struct server *s, struct error **e)
 		return true;
 
 	// Read POSIX user info and fill the configuration if needed
+	errno = 0;
 	struct passwd *pwd = getpwuid (geteuid ());
 	if (!pwd)
 	{