diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 6c1879ab1ac6..46adae0d84b7 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -16,7 +16,7 @@ repos:
       - id: auto-walrus
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.11.11
+    rev: v0.11.12
     hooks:
       - id: ruff
       - id: ruff-format
@@ -47,7 +47,7 @@ repos:
       - id: validate-pyproject
 
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.15.0
+    rev: v1.16.0
     hooks:
       - id: mypy
         args:
diff --git a/DIRECTORY.md b/DIRECTORY.md
index 00f4bb4ef2b2..dfecc9cfe584 100644
--- a/DIRECTORY.md
+++ b/DIRECTORY.md
@@ -443,6 +443,7 @@
   * [Present Value](financial/present_value.py)
   * [Price Plus Tax](financial/price_plus_tax.py)
   * [Simple Moving Average](financial/simple_moving_average.py)
+  * [Straight Line Depreciation](financial/straight_line_depreciation.py)
   * [Time And Half Pay](financial/time_and_half_pay.py)
 
 ## Fractals