diff --git a/packages/core/src/config/models.ts b/packages/core/src/config/models.ts
index 32a51d97..07e0e051 100644
--- a/packages/core/src/config/models.ts
+++ b/packages/core/src/config/models.ts
@@ -5,5 +5,5 @@
  */
 
 export const DEFAULT_GEMINI_MODEL = 'gemini-2.5-pro';
-export const DEFAULT_GEMINI_FLASH_MODEL = 'gemini-2.5-flash-preview-05-20';
+export const DEFAULT_GEMINI_FLASH_MODEL = 'gemini-2.5-flash';
 export const DEFAULT_GEMINI_EMBEDDING_MODEL = 'gemini-embedding-001';
diff --git a/packages/core/src/core/tokenLimits.ts b/packages/core/src/core/tokenLimits.ts
index 68901b3c..1c7fbde9 100644
--- a/packages/core/src/core/tokenLimits.ts
+++ b/packages/core/src/core/tokenLimits.ts
@@ -20,6 +20,7 @@ export function tokenLimit(model: Model): TokenCount {
     case 'gemini-2.5-pro-preview-06-05':
     case 'gemini-2.5-pro':
     case 'gemini-2.5-flash-preview-05-20':
+    case 'gemini-2.5-flash':
     case 'gemini-2.0-flash':
       return 1_048_576;
     case 'gemini-2.0-flash-preview-image-generation':