diff --git a/.ci_support/linux_64_python3.12.____cpython.yaml b/.ci_support/linux_64_python3.13.____cp313.yaml
similarity index 89%
rename from .ci_support/linux_64_python3.12.____cpython.yaml
rename to .ci_support/linux_64_python3.13.____cp313.yaml
index 56ef49f..3c05b9f 100644
--- a/.ci_support/linux_64_python3.12.____cpython.yaml
+++ b/.ci_support/linux_64_python3.13.____cp313.yaml
@@ -1,5 +1,5 @@
 ace:
-- 8.0.4
+- 8.0.5
 c_compiler:
 - gcc
 c_compiler_version:
@@ -8,8 +8,6 @@ c_stdlib:
 - sysroot
 c_stdlib_version:
 - '2.17'
-cdt_name:
-- conda
 channel_sources:
 - conda-forge
 channel_targets:
@@ -27,6 +25,6 @@ pin_run_as_build:
     min_pin: x.x
     max_pin: x.x
 python:
-- 3.12.* *_cpython
+- 3.13.* *_cp313
 target_platform:
 - linux-64
diff --git a/.ci_support/linux_aarch64_python3.12.____cpython.yaml b/.ci_support/linux_aarch64_python3.13.____cp313.yaml
similarity index 89%
rename from .ci_support/linux_aarch64_python3.12.____cpython.yaml
rename to .ci_support/linux_aarch64_python3.13.____cp313.yaml
index ab25125..c82de09 100644
--- a/.ci_support/linux_aarch64_python3.12.____cpython.yaml
+++ b/.ci_support/linux_aarch64_python3.13.____cp313.yaml
@@ -1,5 +1,5 @@
 ace:
-- 8.0.4
+- 8.0.5
 c_compiler:
 - gcc
 c_compiler_version:
@@ -8,8 +8,6 @@ c_stdlib:
 - sysroot
 c_stdlib_version:
 - '2.17'
-cdt_name:
-- conda
 channel_sources:
 - conda-forge
 channel_targets:
@@ -27,6 +25,6 @@ pin_run_as_build:
     min_pin: x.x
     max_pin: x.x
 python:
-- 3.12.* *_cpython
+- 3.13.* *_cp313
 target_platform:
 - linux-aarch64
diff --git a/.ci_support/osx_64_python3.12.____cpython.yaml b/.ci_support/osx_64_python3.13.____cp313.yaml
similarity index 94%
rename from .ci_support/osx_64_python3.12.____cpython.yaml
rename to .ci_support/osx_64_python3.13.____cp313.yaml
index 3d32c2a..2169572 100644
--- a/.ci_support/osx_64_python3.12.____cpython.yaml
+++ b/.ci_support/osx_64_python3.13.____cp313.yaml
@@ -3,7 +3,7 @@ MACOSX_DEPLOYMENT_TARGET:
 MACOSX_SDK_VERSION:
 - '10.13'
 ace:
-- 8.0.4
+- 8.0.5
 c_compiler:
 - clang
 c_compiler_version:
@@ -29,6 +29,6 @@ pin_run_as_build:
     min_pin: x.x
     max_pin: x.x
 python:
-- 3.12.* *_cpython
+- 3.13.* *_cp313
 target_platform:
 - osx-64
diff --git a/.ci_support/osx_arm64_python3.12.____cpython.yaml b/.ci_support/osx_arm64_python3.13.____cp313.yaml
similarity index 94%
rename from .ci_support/osx_arm64_python3.12.____cpython.yaml
rename to .ci_support/osx_arm64_python3.13.____cp313.yaml
index 698e82e..4064f78 100644
--- a/.ci_support/osx_arm64_python3.12.____cpython.yaml
+++ b/.ci_support/osx_arm64_python3.13.____cp313.yaml
@@ -3,7 +3,7 @@ MACOSX_DEPLOYMENT_TARGET:
 MACOSX_SDK_VERSION:
 - '11.0'
 ace:
-- 8.0.4
+- 8.0.5
 c_compiler:
 - clang
 c_compiler_version:
@@ -29,6 +29,6 @@ pin_run_as_build:
     min_pin: x.x
     max_pin: x.x
 python:
-- 3.12.* *_cpython
+- 3.13.* *_cp313
 target_platform:
 - osx-arm64
diff --git a/.ci_support/win_64_python3.12.____cpython.yaml b/.ci_support/win_64_python3.13.____cp313.yaml
similarity index 90%
rename from .ci_support/win_64_python3.12.____cpython.yaml
rename to .ci_support/win_64_python3.13.____cp313.yaml
index 43da9f9..577a1b4 100644
--- a/.ci_support/win_64_python3.12.____cpython.yaml
+++ b/.ci_support/win_64_python3.13.____cp313.yaml
@@ -1,5 +1,5 @@
 ace:
-- 8.0.4
+- 8.0.5
 c_compiler:
 - vs2022
 c_stdlib:
@@ -19,6 +19,6 @@ pin_run_as_build:
     min_pin: x.x
     max_pin: x.x
 python:
-- 3.12.* *_cpython
+- 3.13.* *_cp313
 target_platform:
 - win-64
diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 01617d4..1b0d454 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -23,14 +23,14 @@ jobs:
     name: Make SDist
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.1
         with:
           fetch-depth: 0
 
       - name: Build SDist
         run: pipx run build --sdist
 
-      - uses: actions/upload-artifact@v5
+      - uses: actions/upload-artifact@v6.0.0
         with:
           name: cibw-sdist
           path: dist/*.tar.gz
@@ -41,31 +41,31 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, ubuntu-24.04-arm, windows-latest, macos-14, macos-13]
+        os: [ubuntu-latest, ubuntu-24.04-arm, windows-latest, macos-latest, macos-15-intel]
         include:
           - os: ubuntu-latest
             cibw_archs: x86_64
             cibw_build: "*"
-            cibw_skip: "pp* *musllinux* cp314*"
+            cibw_skip: "pp* *musllinux* cp314t*"
           - os: ubuntu-24.04-arm
             cibw_archs: aarch64
             cibw_build: "*"
-            cibw_skip: "cp38* pp* *musllinux* cp314*"
+            cibw_skip: "cp38* pp* *musllinux* cp314t*"
           - os: windows-latest
             cibw_archs: AMD64
             cibw_build: "*"
-            cibw_skip: "pp* *musllinux* cp314*"
-          - os: macos-14
+            cibw_skip: "pp* *musllinux* cp314t*"
+          - os: macos-latest
             cibw_archs: arm64
             cibw_build: "*"
-            cibw_skip: "pp* *musllinux* cp314*"
-          - os: macos-13
+            cibw_skip: "pp* *musllinux* cp314t*"
+          - os: macos-15-intel
             cibw_archs: x86_64
             cibw_build: "*"
-            cibw_skip: "pp* *musllinux* cp314*"
+            cibw_skip: "pp* *musllinux* cp314t*"
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.1
         with:
           fetch-depth: 0
 
@@ -77,7 +77,7 @@ jobs:
           CIBW_SKIP: ${{ matrix.cibw_skip }}
 
       - name: Upload wheels
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6.0.0
         with:
           name: cibw-wheels-${{ matrix.os }}-${{ strategy.job-index }}
           path: wheelhouse/*.whl
@@ -93,14 +93,14 @@ jobs:
     if: github.event_name == 'release' && github.event.action == 'published'
 
     steps:
-      - uses: actions/download-artifact@v6
+      - uses: actions/download-artifact@v7
         with:
           pattern: cibw-*
           path: dist
           merge-multiple: true
 
       - name: Generate artifact attestations
-        uses: actions/attest-build-provenance@v3.0.0
+        uses: actions/attest-build-provenance@v3.1.0
         with:
           subject-path: "dist/*"
 
diff --git a/.github/workflows/conda-build.yml b/.github/workflows/conda-build.yml
index d161ca2..ff3ab40 100644
--- a/.github/workflows/conda-build.yml
+++ b/.github/workflows/conda-build.yml
@@ -23,37 +23,37 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - CONFIG: linux_64_python3.12.____cpython
-            SHORT_CONFIG: linux_64_python3.12.____cpython
+          - CONFIG: linux_64_python3.13.____cp313
+            SHORT_CONFIG: linux_64_python3.13.____cp313
             UPLOAD_PACKAGES: True
             os: ubuntu
             runs_on: ['ubuntu-latest']
             DOCKER_IMAGE: quay.io/condaforge/linux-anvil-x86_64:alma9
-          - CONFIG: linux_aarch64_python3.12.____cpython
-            SHORT_CONFIG: linux_aarch64_python3.12.____cpython
+          - CONFIG: linux_aarch64_python3.13.____cp313
+            SHORT_CONFIG: linux_aarch64_python3.13.____cp313
             UPLOAD_PACKAGES: True
             os: ubuntu
             runs_on: ['ubuntu-latest']
             DOCKER_IMAGE: quay.io/condaforge/linux-anvil-x86_64:alma9
-          - CONFIG: osx_64_python3.12.____cpython
-            SHORT_CONFIG: osx_64_python3.12.____cpython
+          - CONFIG: osx_64_python3.13.____cp313
+            SHORT_CONFIG: osx_64_python3.13.____cp313
             UPLOAD_PACKAGES: True
             os: macos
-            runs_on: ['macos-13']
-          - CONFIG: osx_arm64_python3.12.____cpython
-            SHORT_CONFIG: osx_arm64_python3.12.____cpython
+            runs_on: ['macos-15-intel']
+          - CONFIG: osx_arm64_python3.13.____cp313
+            SHORT_CONFIG: osx_arm64_python3.13.____cp313
             UPLOAD_PACKAGES: True
             os: macos
-            runs_on: ['macos-13']
-          - CONFIG: win_64_python3.12.____cpython
-            SHORT_CONFIG: win_64_python3.12.____cpython
+            runs_on: ['macos-15-intel']
+          - CONFIG: win_64_python3.13.____cp313
+            SHORT_CONFIG: win_64_python3.13.____cp313
             UPLOAD_PACKAGES: True
             os: windows
             runs_on: ['windows-latest']
     steps:
 
     - name: Checkout code
-      uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v4.1.4
+      uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4
       with:
         fetch-depth: 0
 
@@ -194,7 +194,7 @@ jobs:
         fi
 
     - name: Store conda build artifacts
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
+      uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
       if: ${{ always() && steps.prepare-artifacts.outcome == 'success' }}
       with:
         name: ${{ steps.prepare-artifacts.outputs.BLD_ARTIFACT_NAME }}
@@ -203,7 +203,7 @@ jobs:
       continue-on-error: true
 
     - name: Store conda build environment artifacts
-      uses: actions/upload-artifact@330a01c490aca151604b8cf639adc76d48f6c5d4 # v5.0.0
+      uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
       # only relevant if build failed, see above
       if: ${{ always() && steps.determine-status.outputs.status == 'failure' && steps.prepare-artifacts.outcome == 'success' }}
       with:
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index f6e71ed..5b64070 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     name: flake8-black
     steps:
-    - uses: actions/checkout@v6
+    - uses: actions/checkout@v6.0.1
     - name: Set up Python environment
       uses: actions/setup-python@v6
       with:
diff --git a/.scripts/run_osx_build.sh b/.scripts/run_osx_build.sh
index ef01544..7d466cf 100755
--- a/.scripts/run_osx_build.sh
+++ b/.scripts/run_osx_build.sh
@@ -63,6 +63,25 @@ if [[ "${sha:-}" == "" ]]; then
   sha=$(git rev-parse HEAD)
 fi
 
+if [[ "${OSX_SDK_DIR:-}" == "" ]]; then
+  if [[ "${CI:-}" == "" ]]; then
+    echo "Please set OSX_SDK_DIR to a directory where SDKs can be downloaded to. Aborting"
+    exit 1
+  else
+    export OSX_SDK_DIR=/opt/conda-sdks
+    /usr/bin/sudo mkdir -p "${OSX_SDK_DIR}"
+    /usr/bin/sudo chown "${USER}" "${OSX_SDK_DIR}"
+  fi
+else
+  if tmpf=$(mktemp -p "$OSX_SDK_DIR" tmp.XXXXXXXX 2>/dev/null); then
+      rm -f "$tmpf"
+      echo "OSX_SDK_DIR is writeable without sudo, continuing"
+  else
+      echo "User-provided OSX_SDK_DIR is not writeable for current user! Aborting"
+      exit 1
+  fi
+fi
+
 echo -e "\n\nRunning the build setup script."
 source run_conda_forge_build_setup
 
diff --git a/recipes/conda/meta.yaml b/recipes/conda/meta.yaml
index bc0b58e..1698450 100644
--- a/recipes/conda/meta.yaml
+++ b/recipes/conda/meta.yaml
@@ -17,7 +17,7 @@ source:
 
 build:
   number: 0
-  skip: true  # [os.environ.get("RENDER_LIMIT_PYTHON") and py != 312]
+  skip: true  # [os.environ.get("RENDER_LIMIT_PYTHON") and py != 313]
   run_exports:
     - {{ pin_subpackage('digital_rf') }}
   entry_points: