diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 47eb671..fff9481 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -58,7 +58,7 @@ jobs:
           - toolset: gcc-13
             cxxstd: "03,11,14,17,20,2b"
             os: ubuntu-latest
-            container: ubuntu:23.04
+            container: ubuntu:24.04
             install: g++-13
           - toolset: gcc-14
             cxxstd: "03,11,14,17,20,2b"
@@ -140,13 +140,13 @@ jobs:
             compiler: clang++-16
             cxxstd: "03,11,14,17,20,2b"
             os: ubuntu-latest
-            container: ubuntu:23.04
+            container: ubuntu:24.04
             install: clang-16
           - toolset: clang
             compiler: clang++-17
             cxxstd: "03,11,14,17,20,2b"
             os: ubuntu-latest
-            container: ubuntu:23.10
+            container: ubuntu:24.04
             install: clang-17
           - toolset: clang
             compiler: clang++-18
@@ -155,14 +155,20 @@ jobs:
             container: ubuntu:24.04
             install: clang-18
           - toolset: clang
+            compiler: clang++-19
             cxxstd: "03,11,14,17,20,2b"
-            os: macos-12
+            os: ubuntu-latest
+            container: ubuntu:24.10
+            install: clang-19
           - toolset: clang
             cxxstd: "03,11,14,17,20,2b"
             os: macos-13
           - toolset: clang
             cxxstd: "03,11,14,17,20,2b"
             os: macos-14
+          - toolset: clang
+            cxxstd: "03,11,14,17,20,2b"
+            os: macos-15
 
     runs-on: ${{matrix.os}}
     container: ${{matrix.container}}
@@ -288,9 +294,10 @@ jobs:
         include:
           - os: ubuntu-20.04
           - os: ubuntu-22.04
-          - os: macos-12
+          - os: ubuntu-24.04
           - os: macos-13
           - os: macos-14
+          - os: macos-15
 
     runs-on: ${{matrix.os}}
 
@@ -336,9 +343,10 @@ jobs:
         include:
           - os: ubuntu-20.04
           - os: ubuntu-22.04
-          - os: macos-12
+          - os: ubuntu-24.04
           - os: macos-13
           - os: macos-14
+          - os: macos-15
 
     runs-on: ${{matrix.os}}
 
@@ -394,9 +402,10 @@ jobs:
         include:
           - os: ubuntu-20.04
           - os: ubuntu-22.04
-          - os: macos-12
+          - os: ubuntu-24.04
           - os: macos-13
           - os: macos-14
+          - os: macos-15
 
     runs-on: ${{matrix.os}}