diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 58b0ee44..a24fa94e 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -15,6 +15,10 @@ Unreleased
 ----------
 
 =========================
+[10.21.14] - 2025-11-13
+-----------------------
+  * fix: use group uuid in hex format for filtering
+
 [10.21.13] - 2025-11-11
 -----------------------
   * fix: remove temporary group_uuid field presence check
diff --git a/enterprise_data/__init__.py b/enterprise_data/__init__.py
index b5c89900..51462a15 100644
--- a/enterprise_data/__init__.py
+++ b/enterprise_data/__init__.py
@@ -2,4 +2,4 @@
 Enterprise data api application. This Django app exposes API endpoints used by enterprises.
 """
 
-__version__ = "10.21.13"
+__version__ = "10.21.14"
diff --git a/enterprise_data/api/v1/serializers.py b/enterprise_data/api/v1/serializers.py
index 016e6173..520190bd 100644
--- a/enterprise_data/api/v1/serializers.py
+++ b/enterprise_data/api/v1/serializers.py
@@ -342,7 +342,7 @@ class AdvanceAnalyticsQueryParamSerializer(serializers.Serializer):  # pylint: d
     response_type = serializers.CharField(required=False)
     page = serializers.IntegerField(required=False, min_value=1)
     page_size = serializers.IntegerField(required=False, min_value=2)
-    group_uuid = serializers.UUIDField(required=False)
+    group_uuid = serializers.UUIDField(required=False, format='hex')
     course_type = serializers.ChoiceField(
         choices=[course_type.value for course_type in CourseType],
         required=False,