diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 57a8661a..6258558f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -77,7 +77,7 @@ jobs:
     strategy:
       matrix:
         triplet: [x64-linux]
-        compiler: [gcc-14, llvm-18]
+        compiler: [gcc-14, llvm-19]
         std: [20]
         build_type: [Debug, RelWithDebInfo]
 
@@ -232,7 +232,7 @@ jobs:
     strategy:
       matrix:
         triplet: [x64-windows]
-        compiler: [msvc-2022, llvm-18]
+        compiler: [msvc-2022, llvm-19]
         std: [20]
         build_type: [Debug, RelWithDebInfo]
 
diff --git a/template/[% if repo_platform == 'github' %].github[% endif %]/workflows/ci.yml.jinja b/template/[% if repo_platform == 'github' %].github[% endif %]/workflows/ci.yml.jinja
index 5016cd24..4c6f4adb 100644
--- a/template/[% if repo_platform == 'github' %].github[% endif %]/workflows/ci.yml.jinja	
+++ b/template/[% if repo_platform == 'github' %].github[% endif %]/workflows/ci.yml.jinja	
@@ -81,7 +81,7 @@ jobs:
     strategy:
       matrix:
         triplet: [x64-linux]
-        compiler: [gcc-14, llvm-18]
+        compiler: [gcc-14, llvm-19]
         std: [20]
         build_type: [Debug, RelWithDebInfo]
 
@@ -244,7 +244,7 @@ jobs:
     strategy:
       matrix:
         triplet: [x64-windows]
-        compiler: [msvc-2022, llvm-18]
+        compiler: [msvc-2022, llvm-19]
         std: [20]
         build_type: [Debug, RelWithDebInfo]