diff --git a/mention.go b/mention.go
index 6ad60eb..1130d59 100644
--- a/mention.go
+++ b/mention.go
@@ -87,7 +87,7 @@ func ProcessMention(remoteUrl string, pageId string) (bool, error) {
 		links,
 		"\n=> ",
 	)
-	certFile, err := os.ReadFile("./identities/alkierios.misfin.pem")
+	certFile, err := os.ReadFile("./identities/alkierios_misfin.pem")
 	if err != nil {
 		return false, fmt.Errorf("[gemini-mentions] couldn't read misfin sert: %s", err)
 	}