diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 5ac592a3025a..348754a03068 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -771,7 +771,7 @@ jobs:
       matrix_filter: map(select(.ARCH == "amd64")) | group_by(.CUDA_VER|split(".")|map(tonumber)|.[0]) | map(max_by([(.PY_VER|split(".")|map(tonumber)), (.CUDA_VER|split(".")|map(tonumber))]))
       build_type: pull-request
       container-options: "--cap-add CAP_SYS_PTRACE --shm-size=8g --ulimit=nofile=1000000:1000000"
-      script: "env POLARS_VERSIONS=endpoints ci/test_wheel_cudf_polars.sh"
+      script: "env POLARS_VERSIONS=all ci/test_wheel_cudf_polars.sh"
   cudf-polars-polars-tests:
     needs: [wheel-build-cudf-polars, wheel-build-cudf-streaming, changed-files]
     permissions:
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index eb8d626cb3df..24d0f3761ba5 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -43,7 +43,7 @@ repos:
     hooks:
       - id: mypy
         additional_dependencies: [
-          "polars>=1.35,<1.43",
+          "polars>=1.35,<1.45",
           "numpy>=1.26",
           "pyarrow-stubs>=19.0",
           "pyarrow>=19.0.0,<24.0.0",  # https://github.com/NVIDIA/cudf/issues/22229
diff --git a/conda/environments/all_cuda-129_arch-aarch64.yaml b/conda/environments/all_cuda-129_arch-aarch64.yaml
index 5fc07b9a9174..a3b135795e06 100644
--- a/conda/environments/all_cuda-129_arch-aarch64.yaml
+++ b/conda/environments/all_cuda-129_arch-aarch64.yaml
@@ -78,7 +78,7 @@ dependencies:
 - packaging
 - pandas>=3.0.0,<3.0.4a0
 - pandoc
-- polars>=1.35,<1.43
+- polars>=1.35,<1.45
 - pre-commit
 - psutil
 - pyarrow>=19.0.0
diff --git a/conda/environments/all_cuda-129_arch-x86_64.yaml b/conda/environments/all_cuda-129_arch-x86_64.yaml
index 93d3f9284570..62cc53e734c5 100644
--- a/conda/environments/all_cuda-129_arch-x86_64.yaml
+++ b/conda/environments/all_cuda-129_arch-x86_64.yaml
@@ -78,7 +78,7 @@ dependencies:
 - packaging
 - pandas>=3.0.0,<3.0.4a0
 - pandoc
-- polars>=1.35,<1.43
+- polars>=1.35,<1.45
 - pre-commit
 - psutil
 - pyarrow>=19.0.0
diff --git a/conda/environments/all_cuda-133_arch-aarch64.yaml b/conda/environments/all_cuda-133_arch-aarch64.yaml
index 44960357580c..8bb83f69ea72 100644
--- a/conda/environments/all_cuda-133_arch-aarch64.yaml
+++ b/conda/environments/all_cuda-133_arch-aarch64.yaml
@@ -78,7 +78,7 @@ dependencies:
 - packaging
 - pandas>=3.0.0,<3.0.4a0
 - pandoc
-- polars>=1.35,<1.43
+- polars>=1.35,<1.45
 - pre-commit
 - psutil
 - pyarrow>=19.0.0
diff --git a/conda/environments/all_cuda-133_arch-x86_64.yaml b/conda/environments/all_cuda-133_arch-x86_64.yaml
index 148283b36a74..6e94422c9024 100644
--- a/conda/environments/all_cuda-133_arch-x86_64.yaml
+++ b/conda/environments/all_cuda-133_arch-x86_64.yaml
@@ -78,7 +78,7 @@ dependencies:
 - packaging
 - pandas>=3.0.0,<3.0.4a0
 - pandoc
-- polars>=1.35,<1.43
+- polars>=1.35,<1.45
 - pre-commit
 - psutil
 - pyarrow>=19.0.0
diff --git a/conda/recipes/cudf-polars/recipe.yaml b/conda/recipes/cudf-polars/recipe.yaml
index a59fedabd19a..15da8358c8bf 100644
--- a/conda/recipes/cudf-polars/recipe.yaml
+++ b/conda/recipes/cudf-polars/recipe.yaml
@@ -39,7 +39,7 @@ requirements:
     - rapidsmpf =${{ minor_version }}
     - kvikio =${{ minor_version }}
     - cudf-streaming =${{ version }}
-    - polars>=1.35,<1.43
+    - polars>=1.35,<1.45
     - packaging
     - ${{ pin_compatible("cuda-version", upper_bound="x", lower_bound="x") }}
     - if: cuda_major == "12"
diff --git a/dependencies.yaml b/dependencies.yaml
index 78d11801b525..8553dfe3609e 100644
--- a/dependencies.yaml
+++ b/dependencies.yaml
@@ -722,7 +722,7 @@ files:
   test_cudf_polars_compat:
     output: none
     matrix:
-      polars_compat_version: ["1.35", "1.36", "1.37", "1.38", "1.39", "1.40", "1.41", "1.42"]
+      polars_compat_version: ["1.35", "1.36", "1.37", "1.38", "1.39", "1.40", "1.41", "1.42", "1.43", "1.44"]
     includes:
       - test_cudf_polars_compat
 channels:
@@ -1110,7 +1110,7 @@ dependencies:
           # 'nvidia-ml-py' provides the 'pynvml' module
           - &nvidia_ml_py nvidia-ml-py>=12
           - packaging
-          - polars>=1.35,<1.43
+          - polars>=1.35,<1.45
           - typing_extensions>=4.0.0
   run_cudf_polars_dask:
     common:
@@ -1964,5 +1964,13 @@ dependencies:
               polars_compat_version: "1.42"
             packages:
               - polars==1.42.*
+          - matrix:
+              polars_compat_version: "1.43"
+            packages:
+              - polars==1.43.*
+          - matrix:
+              polars_compat_version: "1.44"
+            packages:
+              - polars==1.44.*
           - matrix:
             packages:
diff --git a/python/cudf_polars/cudf_polars/utils/versions.py b/python/cudf_polars/cudf_polars/utils/versions.py
index 3c74ef2cb298..4977e92756be 100644
--- a/python/cudf_polars/cudf_polars/utils/versions.py
+++ b/python/cudf_polars/cudf_polars/utils/versions.py
@@ -19,6 +19,8 @@
 POLARS_VERSION_LT_140 = POLARS_VERSION < parse("1.40.0")
 POLARS_VERSION_LT_141 = POLARS_VERSION < parse("1.41.0")
 POLARS_VERSION_LT_142 = POLARS_VERSION < parse("1.42.0")
+POLARS_VERSION_LT_143 = POLARS_VERSION < parse("1.43.0")
+POLARS_VERSION_LT_144 = POLARS_VERSION < parse("1.44.0")
 
 
 def _ensure_polars_version() -> None:
diff --git a/python/cudf_polars/pyproject.toml b/python/cudf_polars/pyproject.toml
index ea7546fdd31b..4c2428a2c859 100644
--- a/python/cudf_polars/pyproject.toml
+++ b/python/cudf_polars/pyproject.toml
@@ -26,7 +26,7 @@ dependencies = [
     "kvikio==26.10.*,>=0.0.0a0",
     "nvidia-ml-py>=12",
     "packaging",
-    "polars>=1.35,<1.43",
+    "polars>=1.35,<1.45",
     "pylibcudf==26.10.*,>=0.0.0a0",
     "rapidsmpf==26.10.*,>=0.0.0a0",
     "typing_extensions>=4.0.0",