diff --git a/pixi.lock b/pixi.lock
index 1973928d..a2da01d1 100644
--- a/pixi.lock
+++ b/pixi.lock
@@ -2071,7 +2071,7 @@ environments:
       - conda: https://prefix.dev/conda-forge/noarch/attrs-25.4.0-pyhcf101f3_1.conda
       - conda: https://prefix.dev/conda-forge/noarch/babel-2.18.0-pyhcf101f3_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/backports.zstd-1.3.0-py314h680f03e_0.conda
-      - conda: https://prefix.dev/conda-forge/noarch/basedpyright-1.39.0-pyhcf101f3_0.conda
+      - conda: https://prefix.dev/conda-forge/noarch/basedpyright-1.39.3-pyhcf101f3_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/black-26.1.0-pyh866005b_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/blacken-docs-1.20.0-pyhd8ed1ab_0.conda
       - conda: https://prefix.dev/conda-forge/linux-64/brotli-python-1.2.0-py314h3de4e8d_1.conda
@@ -2199,7 +2199,7 @@ environments:
       - conda: https://prefix.dev/conda-forge/noarch/attrs-25.4.0-pyhcf101f3_1.conda
       - conda: https://prefix.dev/conda-forge/noarch/babel-2.18.0-pyhcf101f3_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/backports.zstd-1.3.0-py314h680f03e_0.conda
-      - conda: https://prefix.dev/conda-forge/noarch/basedpyright-1.39.0-pyhcf101f3_0.conda
+      - conda: https://prefix.dev/conda-forge/noarch/basedpyright-1.39.3-pyhcf101f3_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/black-26.1.0-pyh866005b_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/blacken-docs-1.20.0-pyhd8ed1ab_0.conda
       - conda: https://prefix.dev/conda-forge/osx-64/brotli-python-1.2.0-py314h3262eb8_1.conda
@@ -2324,7 +2324,7 @@ environments:
       - conda: https://prefix.dev/conda-forge/noarch/attrs-25.4.0-pyhcf101f3_1.conda
       - conda: https://prefix.dev/conda-forge/noarch/babel-2.18.0-pyhcf101f3_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/backports.zstd-1.3.0-py314h680f03e_0.conda
-      - conda: https://prefix.dev/conda-forge/noarch/basedpyright-1.39.0-pyhcf101f3_0.conda
+      - conda: https://prefix.dev/conda-forge/noarch/basedpyright-1.39.3-pyhcf101f3_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/black-26.1.0-pyh866005b_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/blacken-docs-1.20.0-pyhd8ed1ab_0.conda
       - conda: https://prefix.dev/conda-forge/osx-arm64/brotli-python-1.2.0-py314h3daef5d_1.conda
@@ -2448,7 +2448,7 @@ environments:
       - conda: https://prefix.dev/conda-forge/noarch/attrs-25.4.0-pyhcf101f3_1.conda
       - conda: https://prefix.dev/conda-forge/noarch/babel-2.18.0-pyhcf101f3_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/backports.zstd-1.3.0-py314h680f03e_0.conda
-      - conda: https://prefix.dev/conda-forge/noarch/basedpyright-1.39.0-pyhcf101f3_0.conda
+      - conda: https://prefix.dev/conda-forge/noarch/basedpyright-1.39.3-pyhcf101f3_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/black-26.1.0-pyh866005b_0.conda
       - conda: https://prefix.dev/conda-forge/noarch/blacken-docs-1.20.0-pyhd8ed1ab_0.conda
       - conda: https://prefix.dev/conda-forge/win-64/brotli-python-1.2.0-py314he701e3d_1.conda
@@ -5766,6 +5766,17 @@ packages:
   - pkg:pypi/basedpyright?source=hash-mapping
   size: 8750447
   timestamp: 1775050905169
+- conda: https://prefix.dev/conda-forge/noarch/basedpyright-1.39.3-pyhcf101f3_0.conda
+  sha256: 9fa182e331bb4a1165ac8e0bacbdf22da424444bc5271a42b4d97145e2643aec
+  md5: 27fcb623039bbca4982feb60ca67a48e
+  depends:
+  - python >=3.10
+  - nodejs >=20
+  - nodejs-wheel >=20.13.1
+  - python
+  license: MIT AND Apache-2.0
+  size: 8797387
+  timestamp: 1776731328353
 - conda: https://prefix.dev/conda-forge/noarch/beautifulsoup4-4.14.3-pyha770c72_0.conda
   sha256: bf1e71c3c0a5b024e44ff928225a0874fc3c3356ec1a0b6fe719108e6d1288f6
   md5: 5267bef8efea4127aacd1f4e1f149b6e
diff --git a/src/array_api_extra/_lib/_at.py b/src/array_api_extra/_lib/_at.py
index ba93cd5a..28919f6a 100644
--- a/src/array_api_extra/_lib/_at.py
+++ b/src/array_api_extra/_lib/_at.py
@@ -381,7 +381,7 @@ def add(
         # Note for this and all other methods based on _iop:
         # operator.iadd and operator.add subtly differ in behaviour, as
         # only iadd will trigger exceptions when y has an incompatible dtype.
-        return self._op(_AtOp.ADD, operator.iadd, operator.add, y, copy=copy, xp=xp)
+        return self._op(_AtOp.ADD, operator.iadd, operator.add, y, copy=copy, xp=xp)  # pyright: ignore[reportUnknownArgumentType]
 
     def subtract(
         self,
@@ -392,7 +392,12 @@ def subtract(
     ) -> Array:  # numpydoc ignore=PR01,RT01
         """Apply ``x[idx] -= y`` and return the updated array."""
         return self._op(
-            _AtOp.SUBTRACT, operator.isub, operator.sub, y, copy=copy, xp=xp
+            _AtOp.SUBTRACT,
+            operator.isub,  # pyright: ignore[reportUnknownArgumentType]
+            operator.sub,
+            y,
+            copy=copy,
+            xp=xp,
         )
 
     def multiply(
@@ -404,7 +409,12 @@ def multiply(
     ) -> Array:  # numpydoc ignore=PR01,RT01
         """Apply ``x[idx] *= y`` and return the updated array."""
         return self._op(
-            _AtOp.MULTIPLY, operator.imul, operator.mul, y, copy=copy, xp=xp
+            _AtOp.MULTIPLY,
+            operator.imul,  # pyright: ignore[reportUnknownArgumentType]
+            operator.mul,
+            y,
+            copy=copy,
+            xp=xp,
         )
 
     def divide(
@@ -416,7 +426,12 @@ def divide(
     ) -> Array:  # numpydoc ignore=PR01,RT01
         """Apply ``x[idx] /= y`` and return the updated array."""
         return self._op(
-            _AtOp.DIVIDE, operator.itruediv, operator.truediv, y, copy=copy, xp=xp
+            _AtOp.DIVIDE,
+            operator.itruediv,  # pyright: ignore[reportUnknownArgumentType]
+            operator.truediv,  # pyright: ignore[reportUnknownArgumentType]
+            y,
+            copy=copy,
+            xp=xp,
         )
 
     def power(
@@ -427,7 +442,7 @@ def power(
         xp: ModuleType | None = None,
     ) -> Array:  # numpydoc ignore=PR01,RT01
         """Apply ``x[idx] **= y`` and return the updated array."""
-        return self._op(_AtOp.POWER, operator.ipow, operator.pow, y, copy=copy, xp=xp)
+        return self._op(_AtOp.POWER, operator.ipow, operator.pow, y, copy=copy, xp=xp)  # pyright: ignore[reportUnknownArgumentType]
 
     def min(
         self,