diff --git a/.github/workflows/daily.yaml b/.github/workflows/daily.yaml
index 53879ccf..f089274d 100644
--- a/.github/workflows/daily.yaml
+++ b/.github/workflows/daily.yaml
@@ -19,7 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-24.04, macos-26, windows-2025-vs2026]
-        python-version: ["3.12", "3.13", "3.14"]
+        python-version: ["3.12", "3.13", "3.14", "3.15"]
 
     steps:
       - name: Checkout
diff --git a/.github/workflows/dependency-floors.yaml b/.github/workflows/dependency-floors.yaml
index 7325abc7..e26f4b4c 100644
--- a/.github/workflows/dependency-floors.yaml
+++ b/.github/workflows/dependency-floors.yaml
@@ -22,7 +22,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-26.04, macos-26, windows-2025-vs2026]
-        python-version: ["3.12", "3.13", "3.14"]
+        python-version: ["3.12", "3.13", "3.14", "3.15"]
 
     steps:
       - name: Checkout
diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 3fc599d8..25fec04a 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -19,7 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-24.04, macos-26, windows-2025-vs2026]
-        python-version: ["3.12", "3.13", "3.14"]
+        python-version: ["3.12", "3.13", "3.14", "3.15"]
 
     steps:
       - name: Checkout
@@ -61,7 +61,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
-      - name: Set up Python 3.14
+      - name: Set up Python
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.15"
@@ -92,7 +92,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
-      - name: Set up Python 3.14
+      - name: Set up Python
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.15"
@@ -129,7 +129,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
-      - name: Set up Python 3.14
+      - name: Set up Python
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.15"
@@ -161,7 +161,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
-      - name: Set up Python 3.14
+      - name: Set up Python
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.15"
@@ -196,7 +196,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
-      - name: Set up Python 3.14
+      - name: Set up Python
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.15"
diff --git a/.github/workflows/weekly-docs.yaml b/.github/workflows/weekly-docs.yaml
index 0848b965..a86f3b24 100644
--- a/.github/workflows/weekly-docs.yaml
+++ b/.github/workflows/weekly-docs.yaml
@@ -17,7 +17,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-24.04, windows-2025-vs2026, macos-26]
-        python-version: ["3.12", "3.13", "3.14"]
+        python-version: ["3.12", "3.13", "3.14", "3.15"]
     timeout-minutes: 30
 
     steps:
diff --git a/.github/workflows/weekly-regression.yaml b/.github/workflows/weekly-regression.yaml
index 2a84fc61..1c6d9381 100644
--- a/.github/workflows/weekly-regression.yaml
+++ b/.github/workflows/weekly-regression.yaml
@@ -21,7 +21,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
-      - name: Set up Python 3.14
+      - name: Set up Python
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.15"
@@ -52,7 +52,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
-      - name: Set up Python 3.14
+      - name: Set up Python
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405
         with:
           python-version: "3.15"