diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 69149b3..ae53849 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,13 +1,13 @@
 repos:
 - repo: https://github.com/pre-commit/pre-commit-hooks
-  rev: v4.4.0
+  rev: v4.6.0
   hooks:
     - id: check-ast
     - id: debug-statements
     - id: check-added-large-files
 
 - repo: https://github.com/codespell-project/codespell
-  rev: v2.2.5
+  rev: v2.2.6
   hooks:
     - id: codespell
       exclude: >
@@ -20,13 +20,13 @@ repos:
         - --ignore-words-list=nin,preformed,wih,
 
 - repo: https://github.com/tox-dev/pyproject-fmt
-  rev: 0.13.0
+  rev: 1.8.0
   hooks:
     - id: pyproject-fmt
 
 
 - repo: https://github.com/charliermarsh/ruff-pre-commit
-  rev: v0.0.283
+  rev: v0.3.7
   hooks:
     - id: ruff
 
diff --git a/gsw/tests/gsw_check_functions_save.m b/gsw/tests/gsw_check_functions_save.m
index 296999c..791e2c6 100644
--- a/gsw/tests/gsw_check_functions_save.m
+++ b/gsw/tests/gsw_check_functions_save.m
@@ -32,7 +32,7 @@
 gsw_ver
 
 fprintf(1,' \n');
-fprintf(1,'If you have any questions reguarding this software email help@TEOS-10.org\n');
+fprintf(1,'If you have any questions regarding this software email help@TEOS-10.org\n');
 fprintf(1,' \n');
 fprintf(1,'This function is running three stored vertical profiles through\n');
 fprintf(1,'all the functions in the GSW Oceanographic Toolbox, and then checks\n');
diff --git a/pyproject.toml b/pyproject.toml
index a5edfdc..37755c7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,6 +28,7 @@ classifiers = [
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
+  "Programming Language :: Python :: 3.12",
   "Topic :: Scientific/Engineering",
 ]
 dynamic = [