diff --git a/contrib/opencensus-ext-azure/CHANGELOG.md b/contrib/opencensus-ext-azure/CHANGELOG.md
index e1acaa27e..f6771aa79 100644
--- a/contrib/opencensus-ext-azure/CHANGELOG.md
+++ b/contrib/opencensus-ext-azure/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 ## Unreleased
 
+## 1.1.11
+
+- Add str fallback to envelope serialization
+([#1196](https://github.com/census-instrumentation/opencensus-python/pull/1196))
+- Remove outerId from exceptiondata
+([#1221](https://github.com/census-instrumentation/opencensus-python/pull/1221))
+
 ## 1.1.10
 
 Released 2023-09-18
diff --git a/contrib/opencensus-ext-azure/opencensus/ext/azure/common/transport.py b/contrib/opencensus-ext-azure/opencensus/ext/azure/common/transport.py
index 2392f5df7..49fa2e1bc 100644
--- a/contrib/opencensus-ext-azure/opencensus/ext/azure/common/transport.py
+++ b/contrib/opencensus-ext-azure/opencensus/ext/azure/common/transport.py
@@ -113,7 +113,7 @@ def _transmit(self, envelopes):
             endpoint += '/v2.1/track'
             response = requests.post(
                 url=endpoint,
-                data=json.dumps(envelopes),
+                data=json.dumps(envelopes, default=str),
                 headers=headers,
                 timeout=self.options.timeout,
                 proxies=json.loads(self.options.proxies),
diff --git a/contrib/opencensus-ext-azure/opencensus/ext/azure/common/version.py b/contrib/opencensus-ext-azure/opencensus/ext/azure/common/version.py
index e267be2c6..27dcb80dc 100644
--- a/contrib/opencensus-ext-azure/opencensus/ext/azure/common/version.py
+++ b/contrib/opencensus-ext-azure/opencensus/ext/azure/common/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = '1.1.10'
+__version__ = '1.1.11'
diff --git a/contrib/opencensus-ext-azure/opencensus/ext/azure/trace_exporter/__init__.py b/contrib/opencensus-ext-azure/opencensus/ext/azure/trace_exporter/__init__.py
index 8a54bc2cb..26c07e6b1 100644
--- a/contrib/opencensus-ext-azure/opencensus/ext/azure/trace_exporter/__init__.py
+++ b/contrib/opencensus-ext-azure/opencensus/ext/azure/trace_exporter/__init__.py
@@ -101,7 +101,7 @@ def span_data_to_envelope(self, sd):
                 data = ExceptionData(
                     exceptions=[{
                         'id': 1,
-                        'outerId': '{}'.format(sd.span_id),
+                        'outerId': 0,
                         'typeName': sd.attributes.get(ERROR_NAME, ''),
                         'message': sd.attributes[ERROR_MESSAGE],
                         'hasFullStack': STACKTRACE in sd.attributes,