diff --git a/.github/workflows/ci-build-release-wheels.yaml b/.github/workflows/ci-build-release-wheels.yaml
index c64263ae..fc2bc4e1 100644
--- a/.github/workflows/ci-build-release-wheels.yaml
+++ b/.github/workflows/ci-build-release-wheels.yaml
@@ -55,12 +55,12 @@ jobs:
         uses: actions/checkout@v3
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
+        uses: docker/setup-qemu-action@ce360397dd3f832beb865e1373c09c0e9f86d70a
 
-      - uses: docker/setup-buildx-action@v2
+      - uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd
 
       - name: Build Manylinux Docker image
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@d08e5c354a6adb9ed34480a06d141179aa583294
         with:
           context: ./pkg/${{matrix.image.name}}
           load: true
diff --git a/.github/workflows/ci-pr-validation.yaml b/.github/workflows/ci-pr-validation.yaml
index 3c8fcdad..df2417de 100644
--- a/.github/workflows/ci-pr-validation.yaml
+++ b/.github/workflows/ci-pr-validation.yaml
@@ -124,12 +124,12 @@ jobs:
         uses: actions/checkout@v3
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
+        uses: docker/setup-qemu-action@ce360397dd3f832beb865e1373c09c0e9f86d70a
 
-      - uses: docker/setup-buildx-action@v2
+      - uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd
 
       - name: Build Manylinux Docker image
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@d08e5c354a6adb9ed34480a06d141179aa583294
         with:
           context: ./pkg/${{matrix.image.name}}
           load: true
diff --git a/build-support/dep-url.sh b/build-support/dep-url.sh
index 7670bb9e..b9494265 100644
--- a/build-support/dep-url.sh
+++ b/build-support/dep-url.sh
@@ -23,7 +23,7 @@ pulsar_cpp_base_url() {
     exit 1
   fi
   VERSION=$1
-  echo "https://archive.apache.org/dist/pulsar/pulsar-client-cpp-${VERSION}"
+  echo "https://dist.apache.org/repos/dist/dev/pulsar/pulsar-client-cpp/pulsar-client-cpp-${VERSION}-candidate-1"
 }
 
 download_dependency() {
diff --git a/dependencies.yaml b/dependencies.yaml
index 0b87148b..308aeec2 100644
--- a/dependencies.yaml
+++ b/dependencies.yaml
@@ -17,7 +17,7 @@
 # under the License.
 #
 
-pulsar-cpp: 4.0.1
+pulsar-cpp: 4.1.0
 pybind11: 3.0.1
 # The OpenSSL dependency is only used when building Python from source
 openssl: 1.1.1q
diff --git a/pkg/manylinux/Dockerfile b/pkg/manylinux/Dockerfile
index a283d6ae..0c7c0e6d 100644
--- a/pkg/manylinux/Dockerfile
+++ b/pkg/manylinux/Dockerfile
@@ -33,4 +33,4 @@ ENV ARCH=${ARCH}
 
 RUN pip3 install setuptools
 # Dependencies for vcpkg on arm64 architecture
-RUN yum install -y curl zip unzip tar perl-IPC-Cmd
+RUN yum install -y curl zip unzip tar perl-IPC-Cmd perl-Time-Piece
diff --git a/pulsar/__init__.py b/pulsar/__init__.py
index 2375d16b..0f60552d 100644
--- a/pulsar/__init__.py
+++ b/pulsar/__init__.py
@@ -709,8 +709,7 @@ def __init__(self, service_url,
             Set the interval between each stats information update. Stats are printed and/or
             passed to the statistics listener at this interval. Set to 0 to disable stats collection.
         use_tls: bool, default=False
-            Configure whether to use TLS encryption on the connection. This setting is deprecated.
-            TLS will be automatically enabled if the ``serviceUrl`` is set to ``pulsar+ssl://`` or ``https://``
+            it's a deprecated config that never works, whether TLS is enabled is determined by ``service_url``.
         tls_trust_certs_file_path: str, optional
             Set the path to the trusted TLS certificate file. If empty defaults to certifi.
         tls_allow_insecure_connection: bool, default=False
@@ -782,8 +781,6 @@ def __init__(self, service_url,
 
         if listener_name:
             conf.listener_name(listener_name)
-        if use_tls or service_url.startswith('pulsar+ssl://') or service_url.startswith('https://'):
-            conf.use_tls(True)
         if tls_trust_certs_file_path:
             conf.tls_trust_certs_file_path(tls_trust_certs_file_path)
         else:
diff --git a/src/config.cc b/src/config.cc
index a83c0c0b..4c5557d7 100644
--- a/src/config.cc
+++ b/src/config.cc
@@ -174,10 +174,6 @@ void export_config(py::module_& m) {
         .def("stats_interval_in_seconds", &ClientConfiguration::getStatsIntervalInSeconds)
         .def("stats_interval_in_seconds", &ClientConfiguration::setStatsIntervalInSeconds,
              return_value_policy::reference)
-        .def("use_tls", &ClientConfiguration::isUseTls)
-        .def("use_tls", &ClientConfiguration::setUseTls, return_value_policy::reference)
-        .def("tls_trust_certs_file_path", &ClientConfiguration::getTlsTrustCertsFilePath,
-             return_value_policy::copy)
         .def("tls_trust_certs_file_path", &ClientConfiguration::setTlsTrustCertsFilePath,
              return_value_policy::reference)
         .def("tls_private_key_file_path", &ClientConfiguration::getTlsPrivateKeyFilePath,
diff --git a/tests/asyncio_test.py b/tests/asyncio_test.py
index b6df63a2..8a441c44 100644
--- a/tests/asyncio_test.py
+++ b/tests/asyncio_test.py
@@ -93,8 +93,7 @@ async def test_batch_end_to_end(self):
         msg_ids = await asyncio.gather(*tasks)
         self.assertEqual(len(msg_ids), 5)
         # pylint: disable=fixme
-        # TODO: the result is wrong due to https://github.com/apache/pulsar-client-cpp/issues/531
-        self.assertEqual(producer.last_sequence_id(), 8)
+        self.assertEqual(producer.last_sequence_id(), 4)
         ledger_id = msg_ids[0].ledger_id()
         entry_id = msg_ids[0].entry_id()
         # These messages should be in the same entry