diff --git a/.github/workflows/make-coverage-html.yml b/.github/workflows/make-coverage-html.yml
index 4a3e2ebc..590638eb 100644
--- a/.github/workflows/make-coverage-html.yml
+++ b/.github/workflows/make-coverage-html.yml
@@ -32,7 +32,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@master
         with:
-          python-version: 3.14
+          python-version: 3.15
 
       - name: Install tooling
         run: >
diff --git a/.github/workflows/python-coverage.yml b/.github/workflows/python-coverage.yml
index 84f525a0..1dccb989 100644
--- a/.github/workflows/python-coverage.yml
+++ b/.github/workflows/python-coverage.yml
@@ -28,7 +28,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@master
         with:
-          python-version: 3.14
+          python-version: 3.15
 
       - name: Install tooling
         run: >
diff --git a/.github/workflows/python-lint.yml b/.github/workflows/python-lint.yml
index 2a0e6d7a..5081e895 100644
--- a/.github/workflows/python-lint.yml
+++ b/.github/workflows/python-lint.yml
@@ -19,7 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         os: ['ubuntu-26.04', 'macos-26', 'windows-2025']
-        python: ['3.12', '3.13', '3.14']
+        python: ['3.13', '3.14', '3.15']
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
diff --git a/.github/workflows/python-test.yml b/.github/workflows/python-test.yml
index b5a47702..bcc55e8d 100644
--- a/.github/workflows/python-test.yml
+++ b/.github/workflows/python-test.yml
@@ -22,7 +22,7 @@ jobs:
       fail-fast: false
       matrix:
         os: ['ubuntu-26.04', 'macos-26', 'windows-2025']
-        python: ['3.12', '3.13', '3.14']
+        python: ['3.13', '3.14', '3.15']
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
diff --git a/Pipfile b/Pipfile
index ffacc76f..73dbf3bf 100644
--- a/Pipfile
+++ b/Pipfile
@@ -15,4 +15,3 @@ pylint = "==4.1.3"
 pyright = "==1.1.414"
 pytest = "==9.1.1"
 pytest-cov = "==7.1.0"
-yamllint = "==1.38.0"
diff --git a/Pipfile.lock b/Pipfile.lock
index 66b9c1b6..41fb071a 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "fca737e636aa1449fe56d7c6a1f9b167633fa868d710e3bdb32d253eda669047"
+            "sha256": "2f47c8ea05b2829c4478591901cb091e9da5a67b9a4a10806bfcc5c00a1413a6"
         },
         "pipfile-spec": 6,
         "requires": {},