diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index bd2ecc7..3b2263c 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -17,10 +17,10 @@ jobs:
       matrix:
         include:
           - target: x86_64-unknown-linux-gnu
-            os: ubuntu-latest
+            os: ubuntu-22.04
             arch: amd64
           - target: aarch64-unknown-linux-gnu
-            os: ubuntu-latest
+            os: ubuntu-22.04
             arch: arm64
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ff814b1..5cc188d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@
 
 ### Fixes
 
+- Build on Ubuntu 22.04 for glibc 2.35 compatibility (Debian 12+)
+
 ### Changes
 
 ## 0.1.0 (2026-04-12)
diff --git a/debian/changelog b/debian/changelog
index a49e34d..ebeefc0 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,6 @@
 certforge (0.2.0-1) unstable; urgency=low
 
-  *
+  * Build on Ubuntu 22.04 for glibc 2.35 compatibility (Debian 12+)
 
  -- Roman Kivalin <roman@shl.dev>  Sat, 12 Apr 2026 22:00:00 +0000