diff --git a/metagpt/tools/libs/editor.py b/metagpt/tools/libs/editor.py
index f8bf7135e..63d7f9fd9 100644
--- a/metagpt/tools/libs/editor.py
+++ b/metagpt/tools/libs/editor.py
@@ -730,8 +730,7 @@ class Editor(BaseModel):
         if to_replace.strip() == "":
             if file_content.strip() == "":
                 raise ValueError(f"The file '{file_name}' is empty. Please use the append method to add content.")
-            else:
-                raise ValueError("`to_replace` must not be empty.")
+            raise ValueError("`to_replace` must not be empty.")
 
         if file_content.count(to_replace) > 1:
             raise ValueError(
diff --git a/metagpt/tools/libs/linter.py b/metagpt/tools/libs/linter.py
index 4e1a2defe..7720d6962 100644
--- a/metagpt/tools/libs/linter.py
+++ b/metagpt/tools/libs/linter.py
@@ -32,7 +32,7 @@ class Linter:
 
         self.languages = dict(
             python=self.py_lint,
-            sql=self.fake_lint,  # Base_lint lacks support for full SQL syntax. Use fake_lint to bypass the validation.
+            sql=self.fake_lint,  # base_lint lacks support for full SQL syntax. Use fake_lint to bypass the validation.
         )
         self.all_lint_cmd = None