diff --git a/metagpt/actions/write_code_plan_and_change_an.py b/metagpt/actions/write_code_plan_and_change_an.py
index f14e10ea5..7d40d0695 100644
--- a/metagpt/actions/write_code_plan_and_change_an.py
+++ b/metagpt/actions/write_code_plan_and_change_an.py
@@ -18,21 +18,21 @@ from metagpt.schema import CodePlanAndChangeContext
 DEVELOPMENT_PLAN = ActionNode(
     key="Development Plan",
     expected_type=str,
-    instruction="Develop a comprehensive and step-by-step incremental development plan, providing the essential "
-    "changes to be implemented at each step",
-    example="""To implement the new feature, we will create/change/update the methods in the calculator to support subtraction, multiplication, and division operations. Additionally, the ...
-\nHere are the steps based on the order of 'Task List' we will follow:\n
+    instruction="Develop a comprehensive and step-by-step incremental development plan, providing the detail "
+    "changes to be implemented at each step based on the order of 'Task List'",
+    example="""To implement the new feature, we will create/change/update the methods in the calculator to support subtraction, multiplication, and division operations. 
+\nSteps to be followed:\n
 1. Enhance the functionality of `calculator.py` by extending it to incorporate methods for subtraction, multiplication, and division. Also, the ...
 2. Integrate new API endpoints for subtraction, multiplication, and division into the existing codebase of `main.py`. Then, ensure ...
 3. ...""",
 )
 
-IMPLEMENT_CHANGE = ActionNode(
-    key="Implement Change",
+INCREMENTAL_CHANGE = ActionNode(
+    key="Incremental Change",
     expected_type=List[str],
     instruction="Write Incremental Change by making a code draft that how to implement incremental development "
     "including detailed steps based on the context. Note: Track incremental changes using the marks `+` and `-` to "
-    "indicate added, deleted, or modified code, and ensure compliance with the output format of `git diff`",
+    "indicate additions and deletions, and ensure compliance with the output format of `git diff`",
     example=[
         '''```diff
 --- Old/calculator.py
@@ -197,7 +197,7 @@ Role: You are a professional engineer; The main goal is to complete incremental
 """
 
 WRITE_CODE_PLAN_AND_CHANGE_NODE = ActionNode.from_children(
-    "WriteCodePlanAndChange", [DEVELOPMENT_PLAN, IMPLEMENT_CHANGE]
+    "WriteCodePlanAndChange", [DEVELOPMENT_PLAN, INCREMENTAL_CHANGE]
 )
 
 
diff --git a/tests/data/incremental_dev_project/Gomoku.zip b/tests/data/incremental_dev_project/Gomoku.zip
index a110ccdd2..5877b8b81 100644
Binary files a/tests/data/incremental_dev_project/Gomoku.zip and b/tests/data/incremental_dev_project/Gomoku.zip differ
diff --git a/tests/data/incremental_dev_project/dice_simulator_new.zip b/tests/data/incremental_dev_project/dice_simulator_new.zip
index 377eaa4f5..f6956cadf 100644
Binary files a/tests/data/incremental_dev_project/dice_simulator_new.zip and b/tests/data/incremental_dev_project/dice_simulator_new.zip differ
diff --git a/tests/data/incremental_dev_project/number_guessing_game.zip b/tests/data/incremental_dev_project/number_guessing_game.zip
index 9d192c1e6..f5d983d6c 100644
Binary files a/tests/data/incremental_dev_project/number_guessing_game.zip and b/tests/data/incremental_dev_project/number_guessing_game.zip differ
diff --git a/tests/data/incremental_dev_project/pygame_2048.zip b/tests/data/incremental_dev_project/pygame_2048.zip
index d589a59b3..35cd74259 100644
Binary files a/tests/data/incremental_dev_project/pygame_2048.zip and b/tests/data/incremental_dev_project/pygame_2048.zip differ
diff --git a/tests/data/incremental_dev_project/simple_add_calculator.zip b/tests/data/incremental_dev_project/simple_add_calculator.zip
index 945e2af5d..57975c8f3 100644
Binary files a/tests/data/incremental_dev_project/simple_add_calculator.zip and b/tests/data/incremental_dev_project/simple_add_calculator.zip differ
diff --git a/tests/data/incremental_dev_project/snake_game.zip b/tests/data/incremental_dev_project/snake_game.zip
index 739c2a1d1..2c7b01b7c 100644
Binary files a/tests/data/incremental_dev_project/snake_game.zip and b/tests/data/incremental_dev_project/snake_game.zip differ
diff --git a/tests/data/incremental_dev_project/word_cloud.zip b/tests/data/incremental_dev_project/word_cloud.zip
index 01f83f053..a929fdeaf 100644
Binary files a/tests/data/incremental_dev_project/word_cloud.zip and b/tests/data/incremental_dev_project/word_cloud.zip differ