diff --git a/.coverage b/.coverage
deleted file mode 100644
index 3e0cd5a1..00000000
Binary files a/.coverage and /dev/null differ
diff --git a/.github/.backend_git_ref b/.github/.backend_git_ref
index b48d107c..569c13c0 100644
--- a/.github/.backend_git_ref
+++ b/.github/.backend_git_ref
@@ -1 +1 @@
-b48f7351ba58ba515f82076a52a996bbb3bb2295
+6d70b3157a7ab5f8d53037260f9b918ee47d9bf2
diff --git a/pyproject.toml b/pyproject.toml
index 018732a7..91e4ebed 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,22 +18,22 @@ requires-python = ">=3.10"
 dependencies = [
     "geoengine-openapi-client == 0.0.31",
     "geopandas >=1.0,<2.0",
-    "matplotlib >=3.5,<3.11",
-    "numpy >=1.21,<2.5",
+    "matplotlib >=3.6,<3.11",
+    "numpy >=1.23,<2.5",
     "owslib >=0.27,<0.36",
     "pillow >=10.0,<13",
-    "pyarrow >=17.0,<23",
+    "pyarrow >=17.0,<24",
     "python-dotenv >=0.19,<1.3",
     "rasterio >=1.3,<2",
     "requests >= 2.26,<3",
-    "rioxarray >=0.9.1, <0.21",
+    "rioxarray >=0.9.1, <0.23",
     "StrEnum >=0.4.6,<0.5",               # TODO: use from stdlib when `python_requires = >=3.11`
     "vega >= 3.5,<4.2",
-    "websockets >= 14.2,<16",
-    "xarray >=0.19,<2026.1",
+    "websockets >= 14.2,<17",
+    "xarray >=0.19,<2026.3",
     "urllib3 >= 2.1, < 2.7",
     "pydantic >= 2.10.6, < 2.13",
-    'skl2onnx >=1.19.1,<1.20',
+    'skl2onnx >=1.20,<1.21',
 ]
 
 [project.urls]
@@ -42,26 +42,26 @@ Repository = "https://github.com/geo-engine/geoengine-python"
 
 [project.optional-dependencies] # TODO: use [dependency-groups] in the future
 dev = [
-    "build >=0.7,<1.4",
+    "build >=0.7,<1.5",
     "mypy >=1.14,<2.0",
     "pdoc3 >=0.10,<0.12",
-    "ruff >=0.12.3,<0.13",         # formatter & linter
-    "setuptools >=62,<81",
+    "ruff >=0.12.3,<0.16",         # formatter & linter
+    "setuptools >=62,<83",
     "twine >=3.4,<6.3",            # PyPI
     "types-requests >=2.26,<3",    # mypy type hints
-    "types-setuptools >=71.1,<81", # mypy type hints
-    "wheel >=0.37,<0.46",
+    "types-setuptools >=71.1,<83", # mypy type hints
+    "wheel >=0.37,<0.47",
 ]
 test = [
     "psycopg >=3.2,<4",
     "pytest >=6.3,<10",
     "pytest-cov >=6.0,<7.1",
     "requests_mock >=1.9,<2",
-    "scikit-learn >=1.5,<1.9",
+    "scikit-learn >=1.7,<1.9",
 ]
 examples = [
     "cartopy >=0.22,<0.26",    # for WMS example
-    "ipympl >=0.9.4,<0.10",    # for ML example
+    "ipympl >=0.9.4,<0.11",    # for ML example
     "ipyvuetify >=1.10,<1.12", # for ML app
     "ipywidgets >=8.1.5,<9",   # for ML example
     "nbconvert >=7,<8",        # convert notebooks to Python