diff --git a/ts/modules/invites.ts b/ts/modules/invites.ts
index a1d6028..15cf695 100644
--- a/ts/modules/invites.ts
+++ b/ts/modules/invites.ts
@@ -45,7 +45,7 @@ export class DOMInvite implements Invite {
         for (let split of ["#", "?"]) {
             codeLink = codeLink.split(split)[0];
         }
-        if (codeLink.slice(0, -1) != "/") { codeLink += "/"; }
+        if (codeLink.slice(-1) != "/") { codeLink += "/"; }
         this._codeLink = codeLink + "invite/" + code;
         const linkEl = this._codeArea.querySelector("a") as HTMLAnchorElement;
         if (this.label == "") {