diff --git a/qr-api/src/shorten.ts b/qr-api/src/shorten.ts
index 5df5bb3..4ccf912 100644
--- a/qr-api/src/shorten.ts
+++ b/qr-api/src/shorten.ts
@@ -18,14 +18,23 @@ export async function shortenUrl(
     }
 
     const base = env.KUTT_BASE_URL.replace(/\/$/, '');
+    const apiKey = env.KUTT_API_KEY.trim();
+
+    // Extract domain from SHORT_DOMAIN (e.g., "https://mifi.me" -> "mifi.me")
+    const domain = env.SHORT_DOMAIN.replace(/^https?:\/\//, '').replace(
+        /\/$/,
+        '',
+    );
+
     const res = await fetch(`${base}/api/v2/links`, {
         method: 'POST',
         headers: {
             'Content-Type': 'application/json',
-            'X-API-Key': env.KUTT_API_KEY,
+            'X-API-Key': apiKey,
         },
         body: JSON.stringify({
             target: body.targetUrl,
+            domain: domain,
             ...(body.customSlug && { customurl: body.customSlug }),
         }),
     });
diff --git a/qr-web/src/components/Editor.tsx b/qr-web/src/components/Editor.tsx
index 5dd731b..6501cbc 100644
--- a/qr-web/src/components/Editor.tsx
+++ b/qr-web/src/components/Editor.tsx
@@ -1020,19 +1020,7 @@ export function Editor({ id }: EditorProps) {
                             updateProject({ recipeJson: JSON.stringify(r) });
                         }}
                     />
-                    <Select
-                        label="Shape"
-                        data={[
-                            { value: 'square', label: 'Square' },
-                            { value: 'circle', label: 'Circle' },
-                        ]}
-                        value={recipe.shape ?? 'square'}
-                        onChange={(v) => {
-                            const r = { ...recipe };
-                            r.shape = (v as 'square' | 'circle') ?? 'square';
-                            updateProject({ recipeJson: JSON.stringify(r) });
-                        }}
-                    />
+                    {/* Shape select removed - circle shape has rendering issues in qr-code-styling library */}
                     <Group grow>
                         <NumberInput
                             label="Margin"
diff --git a/qr-web/src/lib/qrStylingOptions.ts b/qr-web/src/lib/qrStylingOptions.ts
index a6780b8..bea5640 100644
--- a/qr-web/src/lib/qrStylingOptions.ts
+++ b/qr-web/src/lib/qrStylingOptions.ts
@@ -28,7 +28,7 @@ export function buildQrStylingOptions(
         data: overrides.data ?? recipe.data ?? ' ',
         image: overrides.image,
         type: 'canvas',
-        shape: recipe.shape ?? 'square',
+        shape: 'square', // circle shape has rendering issues in qr-code-styling library
         margin: recipe.margin ?? 0,
         qrOptions: {
             type: 'canvas',
diff --git a/qr-web/src/types/project.ts b/qr-web/src/types/project.ts
index 1eb5768..3541129 100644
--- a/qr-web/src/types/project.ts
+++ b/qr-web/src/types/project.ts
@@ -53,7 +53,7 @@ export interface RecipeOptions {
         type?: string;
         gradient?: QrGradient;
     };
-    shape?: 'square' | 'circle';
+    // shape removed - circle shape has rendering issues in qr-code-styling library
     margin?: number;
 }