diff --git a/CONFIGURATION.md b/CONFIGURATION.md
index 53d3b2f1..5a5a228d 100644
--- a/CONFIGURATION.md
+++ b/CONFIGURATION.md
@@ -78,6 +78,6 @@ This server can be configured using the `workspace/didChangeConfiguration` metho
 | `pylsp.rope.ropeFolder` | `array` of unique `string` items | The name of the folder in which rope stores project configurations and data.  Pass `null` for not using such a folder at all. | `null` |
 | `pylsp.signature.formatter` | `string` (one of: `'black'`, `'ruff'`, `None`) | Formatter to use for reformatting signatures in docstrings. | `"black"` |
 | `pylsp.signature.include_docstring` | `boolean` | Include signature docstring. | `true` |
-| `pylsp.signature.line_length` | `number`  | Maximum line length in signatures. | `88` |
+| `pylsp.signature.line_length` | `integer` | Maximum line length in signatures. | `88` |
 
 This documentation was generated from `pylsp/config/schema.json`. Please do not edit this file directly.
diff --git a/pylsp/config/schema.json b/pylsp/config/schema.json
index 67289d96..e14daa20 100644
--- a/pylsp/config/schema.json
+++ b/pylsp/config/schema.json
@@ -91,7 +91,10 @@
       "description": "List of errors and warnings to ignore (or skip)."
     },
     "pylsp.plugins.flake8.maxComplexity": {
-      "type": "integer",
+      "type": [
+        "integer",
+        "null"
+      ],
       "default": null,
       "description": "Maximum allowed complexity threshold."
     },
@@ -536,7 +539,7 @@
       "description": "Include signature docstring."
     },
     "pylsp.signature.line_length": {
-      "type": "number",
+      "type": "integer",
       "default": 88,
       "description": "Maximum line length in signatures."
     }