diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 5683dda..1a90d24 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -13,7 +13,7 @@ repos:
       - id: end-of-file-fixer
       - id: trailing-whitespace
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.11.4
+    rev: v0.12.1
     hooks:
       - id: ruff
         files: spatialpandas/
diff --git a/pyproject.toml b/pyproject.toml
index c279ee1..c30c2a8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -110,6 +110,7 @@ ignore = [
     "E731", # Do not assign a lambda expression, use a def
     "E741", # Ambiguous variable name
     "F405", # From star imports
+    "PLC0415", #`import` should be at the top-level of a file
     "PLE0604", # Invalid object in `__all__`, must contain only strings
     "PLE0605", # Invalid format for `__all__`
     "PLR091", # Too many arguments/branches/statements
diff --git a/spatialpandas/geometry/base.py b/spatialpandas/geometry/base.py
index 96a6dfe..b81142d 100644
--- a/spatialpandas/geometry/base.py
+++ b/spatialpandas/geometry/base.py
@@ -179,6 +179,8 @@ class GeometryArray(ExtensionArray):
     _element_type = Geometry
     _can_hold_na = True
 
+    __hash__: None  # Copied from ExtensionArray
+
     # Import / export methods
     @classmethod
     def from_geopandas(cls, ga):