diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index b3def463d..e0b9922fa 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -16,12 +16,12 @@ repos:
     -   id: auto-walrus
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.0.292
+    rev: v0.1.1
     hooks:
       - id: ruff
 
   - repo: https://github.com/psf/black
-    rev: 23.9.1
+    rev: 23.10.0
     hooks:
       - id: black
 
@@ -51,7 +51,7 @@ repos:
       - id: validate-pyproject
 
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.6.0
+    rev: v1.6.1
     hooks:
       - id: mypy
         args:
diff --git a/DIRECTORY.md b/DIRECTORY.md
index 1e3711fe8..dfd1a2c0c 100644
--- a/DIRECTORY.md
+++ b/DIRECTORY.md
@@ -233,6 +233,7 @@
     * [Deque Doubly](data_structures/linked_list/deque_doubly.py)
     * [Doubly Linked List](data_structures/linked_list/doubly_linked_list.py)
     * [Doubly Linked List Two](data_structures/linked_list/doubly_linked_list_two.py)
+    * [Floyds Cycle Detection](data_structures/linked_list/floyds_cycle_detection.py)
     * [From Sequence](data_structures/linked_list/from_sequence.py)
     * [Has Loop](data_structures/linked_list/has_loop.py)
     * [Is Palindrome](data_structures/linked_list/is_palindrome.py)
@@ -394,6 +395,7 @@
   * [Interest](financial/interest.py)
   * [Present Value](financial/present_value.py)
   * [Price Plus Tax](financial/price_plus_tax.py)
+  * [Simple Moving Average](financial/simple_moving_average.py)
 
 ## Fractals
   * [Julia Sets](fractals/julia_sets.py)
@@ -706,6 +708,7 @@
     * [Polygonal Numbers](maths/special_numbers/polygonal_numbers.py)
     * [Pronic Number](maths/special_numbers/pronic_number.py)
     * [Proth Number](maths/special_numbers/proth_number.py)
+    * [Triangular Numbers](maths/special_numbers/triangular_numbers.py)
     * [Ugly Numbers](maths/special_numbers/ugly_numbers.py)
     * [Weird Number](maths/special_numbers/weird_number.py)
   * [Sum Of Arithmetic Series](maths/sum_of_arithmetic_series.py)
@@ -826,6 +829,7 @@
   * [Shear Stress](physics/shear_stress.py)
   * [Speed Of Sound](physics/speed_of_sound.py)
   * [Speeds Of Gas Molecules](physics/speeds_of_gas_molecules.py)
+  * [Terminal Velocity](physics/terminal_velocity.py)
 
 ## Project Euler
   * Problem 001