diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
index 47b2932334..a65e2a6c00 100644
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@@ -38,11 +38,11 @@ jobs:
     name: Build
     env:
       ORTOOLS_DIR: ${{ github.workspace }}/or-tools
-      os: ubuntu-20.04
+      os: ubuntu-20.04  # TODO keep it = ub-20.04 until tests releases are not updated
       # Caching strategy of VCPKG dependencies
       VCPKG_BINARY_SOURCES: "clear;files,${{ github.workspace }}/vcpkg_cache,readwrite"
 
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     if: "!contains(github.event.head_commit.message, '[skip ci]')"
 
     steps: