diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3cb988e7..4a58e68f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -134,13 +134,15 @@ jobs:
           - toolset: gcc-11
             install: g++-11
             os: ubuntu-latest
+            container: ubuntu:22.04
             cxxstd: '17'
             build-type: 'Debug'
             ldflags: ''
 
           - toolset: gcc-11
             install: g++-11
-            os: ubuntu-22.04
+            os: ubuntu-latest
+            container: ubuntu:22.04
             cxxstd: '20'
             build-type: 'Release'
             ldflags: ''
@@ -177,7 +179,7 @@ jobs:
             build-type: 'Release'
             ldflags: ''
 
-          - toolset: clang-14,
+          - toolset: clang-14
             install: 'clang-14 libc++-14-dev libc++abi-14-dev'
             os: ubuntu-latest
             container: ubuntu:22.04
diff --git a/test/test_conn_push.cpp b/test/test_conn_push.cpp
index 07e9957c..b87798d6 100644
--- a/test/test_conn_push.cpp
+++ b/test/test_conn_push.cpp
@@ -319,7 +319,7 @@ BOOST_AUTO_TEST_CASE(many_subscribers)
 
    conn->async_exec(req0, ignore,  c0);
 
-   run(conn, {}, {});
+   run(conn, make_test_config(), {});
 
    net::co_spawn(ioc.get_executor(), push_consumer3(conn), net::detached);
    ioc.run();