diff --git a/client/lib/aethex-database-adapter.ts b/client/lib/aethex-database-adapter.ts
index 1ae18676..4bf09765 100644
--- a/client/lib/aethex-database-adapter.ts
+++ b/client/lib/aethex-database-adapter.ts
@@ -1033,7 +1033,7 @@ export const aethexAchievementService = {
         targetEmail: target?.email,
         targetUsername: target?.username,
       };
-      const response = await fetch("/api/achievements/activate", {
+      const response = await fetch(`${API_BASE}/api/achievements/activate`, {
         method: "POST",
         headers: { "Content-Type": "application/json" },
         body: JSON.stringify(payload),