diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index d05edff0a3..cf1c9ea639 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -9,7 +9,7 @@ repos:
       - id: check-merge-conflict
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.16.1
+    rev: v0.16.3
     hooks:
       - id: ruff-check
         args: [--fix]
@@ -22,7 +22,7 @@ repos:
         args: [--mapping, '2', --sequence, '4', --offset, '2', --preserve-quotes]
 
   - repo: https://github.com/biomejs/pre-commit
-    rev: v2.5.5
+    rev: v2.5.8
     hooks:
       - id: biome-format
         types: [json]
diff --git a/process/models/geometry/blanket.py b/process/models/geometry/blanket.py
index 0732a901d8..83595e8c3d 100644
--- a/process/models/geometry/blanket.py
+++ b/process/models/geometry/blanket.py
@@ -215,7 +215,7 @@ def blanket_geometry_double_null(
     )
 
     # Upper blanket
-    divgap = -1 * divgap
+    divgap *= -1
 
     (
         rs_upper_outboard,
diff --git a/process/models/geometry/firstwall.py b/process/models/geometry/firstwall.py
index 65759c0be6..06dcff46a8 100644
--- a/process/models/geometry/firstwall.py
+++ b/process/models/geometry/firstwall.py
@@ -220,7 +220,7 @@ def first_wall_geometry_double_null(
     )
 
     # Upper first wall
-    top_point = -1 * top_point
+    top_point *= -1
     (
         rs_upper_outboard,
         zs_upper_outboard,
diff --git a/pyproject.toml b/pyproject.toml
index d7793e860a..02f528d282 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -75,7 +75,7 @@ docs = [
   "mkdocs-gen-files",
   "mkdocs-literate-nav",
 ]
-lint = ["pre-commit>=2.16.0", "ruff==0.16.1", "ty"]
+lint = ["pre-commit>=2.16.0", "ruff==0.16.3", "ty"]
 all = ["process[test,docs,lint,examples,plotly]", "toml"]
 
 [project.scripts]
@@ -111,7 +111,7 @@ deploy = "mkdocs gh-deploy"
 
 [tool.hatch.envs.lint]
 detached     = true                           # Don't inherit from default (does not download project dependencies)
-dependencies = ["pre-commit", "ruff==0.16.1", "ty"]
+dependencies = ["pre-commit", "ruff==0.16.3", "ty"]
 
 [tool.hatch.envs.lint.scripts]
 fmt    = ["pre-commit run --all-files --hook-stage manual {args:}"]