diff --git a/api/core/model_runtime/model_providers/deepseek/llm/deepseek-chat.yaml b/api/core/model_runtime/model_providers/deepseek/llm/deepseek-chat.yaml
index 80607ca9e5..d50529926b 100644
--- a/api/core/model_runtime/model_providers/deepseek/llm/deepseek-chat.yaml
+++ b/api/core/model_runtime/model_providers/deepseek/llm/deepseek-chat.yaml
@@ -7,7 +7,7 @@ features:
   - agent-thought
 model_properties:
   mode: chat
-  context_size: 32000
+  context_size: 128000
 parameter_rules:
   - name: temperature
     use_template: temperature
diff --git a/api/core/model_runtime/model_providers/deepseek/llm/deepseek-coder.yaml b/api/core/model_runtime/model_providers/deepseek/llm/deepseek-coder.yaml
index f6ce775d76..4da75b9aa3 100644
--- a/api/core/model_runtime/model_providers/deepseek/llm/deepseek-coder.yaml
+++ b/api/core/model_runtime/model_providers/deepseek/llm/deepseek-coder.yaml
@@ -7,7 +7,7 @@ features:
   - agent-thought
 model_properties:
   mode: chat
-  context_size: 32000
+  context_size: 128000
 parameter_rules:
   - name: temperature
     use_template: temperature