diff --git a/.github/workflows/postgresql-16-src-make-ssl11.yml b/.github/workflows/postgresql-16-src-make-ssl11.yml
index 944b630b..047fa28a 100644
--- a/.github/workflows/postgresql-16-src-make-ssl11.yml
+++ b/.github/workflows/postgresql-16-src-make-ssl11.yml
@@ -93,8 +93,8 @@ jobs:
           sleep 10
           export ROOT_TOKEN=$(cat $TV | grep "Root Token" | cut -d ":" -f 2 | xargs echo -n)
           echo "Root token: $ROOT_TOKEN"
-          sudo ulimit -H -l unlimited
-          ulimit -S -l unlimited
+          sudo echo "* hard memlock unlimited" >> /etc/security/limits.conf
+          sudo echo "* soft memlock unlimited" >> /etc/security/limits.conf
           make installcheck
         working-directory: src/contrib/pg_tde