diff --git a/src/Microsoft.OpenApi.OData.Reader/Edm/ODataTypeCastSegment.cs b/src/Microsoft.OpenApi.OData.Reader/Edm/ODataTypeCastSegment.cs
index 1b385efb..6a7e660e 100644
--- a/src/Microsoft.OpenApi.OData.Reader/Edm/ODataTypeCastSegment.cs
+++ b/src/Microsoft.OpenApi.OData.Reader/Edm/ODataTypeCastSegment.cs
@@ -54,6 +54,6 @@ public override string GetPathItemName(OpenApiConvertSettings settings, HashSet<
 
         return StructuredType is IEdmSchemaElement element && _model != null
             ? EdmModelHelper.StripOrAliasNamespacePrefix(element, settings, _model)
-            : (StructuredType.FullName());
+            : StructuredType.FullTypeName();
     }
-}
\ No newline at end of file
+}