diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 05cf6d833..95d2bf2ac 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -15,7 +15,7 @@ repos:
         args: [--autofix]
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.9.9
+    rev: v0.11.4
     hooks:
       - id: ruff
         args: [--fix, --unsafe-fixes]
@@ -24,7 +24,7 @@ repos:
   # commented out until PEP 639 is supported\
   # https://github.com/abravalheri/validate-pyproject/issues/70
   - repo: https://github.com/abravalheri/validate-pyproject
-    rev: v0.23
+    rev: v0.24.1
     hooks:
       - id: validate-pyproject
 
diff --git a/src/cmap/_catalog.py b/src/cmap/_catalog.py
index d457a7684..c8768d1dd 100644
--- a/src/cmap/_catalog.py
+++ b/src/cmap/_catalog.py
@@ -246,7 +246,7 @@ def _sorter(x: Path) -> tuple[int, Path]:
             self._original_names[name] = normed_name
             self._data[normed_name] = data
             if alias := data.get("alias"):
-                self._aliases[normed_name] = cast(str, alias)
+                self._aliases[normed_name] = cast("str", alias)
                 self._rev_aliases.setdefault(self._norm_name(alias), []).append(
                     normed_name
                 )
diff --git a/src/cmap/_colormap.py b/src/cmap/_colormap.py
index ecfa920a3..7c30a1dc1 100644
--- a/src/cmap/_colormap.py
+++ b/src/cmap/_colormap.py
@@ -1182,7 +1182,7 @@ def __get_validators__(cls) -> Iterator[Callable]:
         yield cls.parse  # pydantic validator
 
     def _json_encode(self) -> list:
-        return cast(list, self._stops.tolist())
+        return cast("list", self._stops.tolist())
 
 
 def _fill_stops(
diff --git a/src/cmap/_util.py b/src/cmap/_util.py
index 295efca6c..26b183ad0 100644
--- a/src/cmap/_util.py
+++ b/src/cmap/_util.py
@@ -426,7 +426,7 @@ def circlesineramp(
         im[rad < 0] = np.nan
         alpha[rad < 0] = 0
 
-    return cast(np.ndarray, im * alpha)
+    return cast("np.ndarray", im * alpha)
 
 
 class ReportDict(TypedDict):