diff --git a/pyproject.toml b/pyproject.toml
index 56b54bec..1484c382 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,7 +32,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-    "ruff>0.0.215,<0.9.11",
+    "ruff>0.0.215,<0.11.1",
     "tox>=4.16.0,<4.25",
     "twine>=3.3,<6.2",  # Used to make releases to PyPI
 ]
@@ -53,7 +53,7 @@ tests = [
     "pytest-console-scripts>=1.1,<1.5",
     "pytest-cov>=2.10,<6.1",
     "rstcheck[sphinx,toml]>=5.0,<6.3",
-    "ruff>0.0.215,<0.9.11",
+    "ruff>0.0.215,<0.11.1",
     "tox>=4.16.0,<4.25",
 ]
 viz = [