diff --git a/website/src/lib/backend-calls.ts b/website/src/lib/backend-calls.ts
index 2b19b46..d759fdf 100644
--- a/website/src/lib/backend-calls.ts
+++ b/website/src/lib/backend-calls.ts
@@ -13,6 +13,9 @@ async function accountApiFetch(url: string, method: "GET" | "POST" | "PUT" | "DE
         method,
         credentials: "include",
         ...body ? {
+            headers: {
+                "Content-Type": "application/json",
+            },
             body: JSON.stringify(body),
         } : {},
     });
@@ -28,6 +31,7 @@ export async function publishDictionary(): Promise<FT.PublishDictionaryResponse>
 }
 
 export async function upgradeAccount(password: string): Promise<AT.UpgradeUserResponse> {
+
     const response = await accountApiFetch("user/upgrade", "PUT", { password });
     return response as AT.UpgradeUserResponse;
 }
diff --git a/website/src/screens/Account.tsx b/website/src/screens/Account.tsx
index 174f2ed..80b8dc8 100644
--- a/website/src/screens/Account.tsx
+++ b/website/src/screens/Account.tsx
@@ -124,7 +124,7 @@ const Account = ({ user, loadUser }: { user: AT.LingdocsUser | undefined, loadUs
             </button> */}
             <h4 className="mb-3">Account Admin</h4>
             <div className="mb-4">
-                {user.level !== "basic" && <button
+                {user.level === "basic" && <button
                     type="button"
                     className="btn btn-outline-secondary mr-3 mb-3"
                     onClick={() => setShowingUpgradePrompt(true)}