diff --git a/netbox/dcim/api/serializers_/device_components.py b/netbox/dcim/api/serializers_/device_components.py
index e7992e4b3..60d6561df 100644
--- a/netbox/dcim/api/serializers_/device_components.py
+++ b/netbox/dcim/api/serializers_/device_components.py
@@ -299,7 +299,7 @@ class ModuleBaySerializer(NetBoxModelSerializer):
     device = DeviceSerializer(nested=True)
     module = ModuleSerializer(
         nested=True,
-        fields=('id', 'url', 'display', 'module_bay'),
+        fields=('id', 'url', 'display'),
         required=False,
         allow_null=True,
         default=None
diff --git a/netbox/dcim/api/serializers_/nested.py b/netbox/dcim/api/serializers_/nested.py
index bfbb350c4..bcf74319f 100644
--- a/netbox/dcim/api/serializers_/nested.py
+++ b/netbox/dcim/api/serializers_/nested.py
@@ -91,8 +91,7 @@ class ModuleBayNestedModuleSerializer(WritableNestedSerializer):
 
 
 class NestedModuleBaySerializer(WritableNestedSerializer):
-    installed_module = ModuleBayNestedModuleSerializer(required=False, allow_null=True)
 
     class Meta:
         model = models.ModuleBay
-        fields = ['id', 'url', 'display_url', 'display', 'installed_module', 'name']
+        fields = ['id', 'url', 'display_url', 'display', 'name']