diff --git a/api/core/model_runtime/model_providers/volcengine_maas/text_embedding/models.py b/api/core/model_runtime/model_providers/volcengine_maas/text_embedding/models.py
index ce4f0c3ab1..4a6f5b6f7b 100644
--- a/api/core/model_runtime/model_providers/volcengine_maas/text_embedding/models.py
+++ b/api/core/model_runtime/model_providers/volcengine_maas/text_embedding/models.py
@@ -22,7 +22,7 @@ def get_model_config(credentials: dict) -> ModelConfig:
         return ModelConfig(
             properties=ModelProperties(
                 context_size=int(credentials.get("context_size", 0)),
-                max_chunks=int(credentials.get("max_chunks", 0)),
+                max_chunks=int(credentials.get("max_chunks", 1)),
             )
         )
     return model_configs