diff --git a/.github/workflows/main_build.yml b/.github/workflows/main_build.yml
index d14ac01..c3b4028 100644
--- a/.github/workflows/main_build.yml
+++ b/.github/workflows/main_build.yml
@@ -8,10 +8,13 @@ on:
   pull_request:
     branches: [ main ]
 
+permissions:
+  contents: read
+
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     defaults:
       run:
         working-directory: 'src'
diff --git a/.github/workflows/release_build.yml b/.github/workflows/release_build.yml
index 59269af..0dc3262 100644
--- a/.github/workflows/release_build.yml
+++ b/.github/workflows/release_build.yml
@@ -13,7 +13,7 @@ permissions:
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     permissions:
       contents: read
       # Required for NuGet trusted publishing (OIDC)