diff --git a/.github/workflows/bindings_ci.yml b/.github/workflows/bindings_ci.yml
index 9369901b327..a8f98565edc 100644
--- a/.github/workflows/bindings_ci.yml
+++ b/.github/workflows/bindings_ci.yml
@@ -92,6 +92,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
+        # Use Ubuntu LTS-1 for broader glibc compatibility.
         os: [ubuntu-20.04]
         node-version: [16.0, 18.0, 19.0, 20.0]
         include:
diff --git a/.github/workflows/release-crypto-nodejs.yml b/.github/workflows/release-crypto-nodejs.yml
index 0f953264ed0..d3fa93a65e0 100644
--- a/.github/workflows/release-crypto-nodejs.yml
+++ b/.github/workflows/release-crypto-nodejs.yml
@@ -39,6 +39,7 @@ jobs:
       matrix:
         include:
           # ----------------------------------- Linux
+          # Use Ubuntu LTS-1 for broader glibc compatibility.
           - target: x86_64-unknown-linux-gnu
             os: ubuntu-20.04
           - target: i686-unknown-linux-gnu