diff --git a/ui/desktop/src/components/settings/providers/ProviderGrid.tsx b/ui/desktop/src/components/settings/providers/ProviderGrid.tsx
index fe5700259fe3..70c4fa63b0da 100644
--- a/ui/desktop/src/components/settings/providers/ProviderGrid.tsx
+++ b/ui/desktop/src/components/settings/providers/ProviderGrid.tsx
@@ -198,7 +198,7 @@ function ProviderCards({
   }, [providers, isOnboarding, configureProviderViaModal, handleProviderLaunchWithModelSelection]);
 
   const initialData = editingProvider && {
-    engine: editingProvider.config.engine.toLowerCase(),
+    engine: editingProvider.config.engine,
     display_name: editingProvider.config.display_name,
     api_url: editingProvider.config.base_url,
     api_key: '',
diff --git a/ui/desktop/src/components/settings/providers/modal/subcomponents/forms/CustomProviderForm.tsx b/ui/desktop/src/components/settings/providers/modal/subcomponents/forms/CustomProviderForm.tsx
index be57a3ec9918..28c8b4a13191 100644
--- a/ui/desktop/src/components/settings/providers/modal/subcomponents/forms/CustomProviderForm.tsx
+++ b/ui/desktop/src/components/settings/providers/modal/subcomponents/forms/CustomProviderForm.tsx
@@ -35,8 +35,7 @@ export default function CustomProviderForm({
         anthropic: 'anthropic_compatible',
         ollama: 'ollama_compatible',
       };
-
-      setEngine(engineMap[initialData.engine.toLowerCase()] || 'openai_compatible');
+      setEngine(engineMap[initialData.engine] || 'openai_compatible');
       setDisplayName(initialData.display_name);
       setApiUrl(initialData.api_url);
       setModels(initialData.models.join(', '));