diff --git a/apps/frontend/src/pages/admin/platform/AdminPlatformShopsPage.tsx b/apps/frontend/src/pages/admin/platform/AdminPlatformShopsPage.tsx
index 4647392f..b792e5a1 100644
--- a/apps/frontend/src/pages/admin/platform/AdminPlatformShopsPage.tsx
+++ b/apps/frontend/src/pages/admin/platform/AdminPlatformShopsPage.tsx
@@ -2035,7 +2035,18 @@ function CloudtentaclesPlatformPanel({
                       deviceType: selectedSource.deviceType,
                     })
                     const nextConfig = await fetchAdminCloudtentaclesSourceConfig()
-                    onChange(nextConfig.data)
+                    onChange({
+                      ...nextConfig.data,
+                      sources: [
+                        ...nextConfig.data.sources,
+                        ...config.sources.filter(
+                          (source) =>
+                            !nextConfig.data.sources.some(
+                              (item) => item.key === source.key,
+                            ),
+                        ),
+                      ],
+                    })
                     return response.data
                   })
                 }