diff --git a/reqifviewer/Components/AttributeDefinitionsComponent.razor b/reqifviewer/Components/AttributeDefinitionsComponent.razor
index 939a98a..42e99ab 100644
--- a/reqifviewer/Components/AttributeDefinitionsComponent.razor
+++ b/reqifviewer/Components/AttributeDefinitionsComponent.razor
@@ -40,7 +40,11 @@
                 <a href="/reqif/@this.reqifIdentifier/spectype/@attributeDefinition.SpecType.Identifier/attributedefinition/@attributeDefinition?.Identifier">@attributeDefinition?.Identifier</a>
             </Template>
         </RadzenDataGridColumn>
-        <RadzenDataGridColumn TItem="Specification" Property="AlternativeId" Title="Alternative Id" />
+        <RadzenDataGridColumn TItem="AttributeDefinition" Title="Alternative Id">
+            <Template Context="attributeDefinition">
+                @attributeDefinition?.AlternativeId?.Identifier
+            </Template>
+        </RadzenDataGridColumn>
     </Columns>
 </RadzenDataGrid>
 
diff --git a/reqifviewer/Components/SpecObjectsComponent.razor b/reqifviewer/Components/SpecObjectsComponent.razor
index becbaaf..96824ff 100644
--- a/reqifviewer/Components/SpecObjectsComponent.razor
+++ b/reqifviewer/Components/SpecObjectsComponent.razor
@@ -39,7 +39,11 @@ limitations under the License.
 		</RadzenGridColumn>
 		<RadzenGridColumn TItem="SpecObject" Property="Description" Title="Description" />
 		<RadzenGridColumn TItem="SpecObject" Property="LastChange" Title="Last Change" />
-		<RadzenGridColumn TItem="SpecObject" Property="AlternativeId" Title="Alternative Id" />
+		<RadzenDataGridColumn TItem="SpecObject" Title="Alternative Id">
+			<Template Context="specObject">
+				@specObject?.AlternativeId?.Identifier
+			</Template>
+		</RadzenDataGridColumn>
 	</Columns>
 </RadzenGrid>
 
diff --git a/reqifviewer/Components/SpecificationsComponent.razor b/reqifviewer/Components/SpecificationsComponent.razor
index 371d49f..c4be084 100644
--- a/reqifviewer/Components/SpecificationsComponent.razor
+++ b/reqifviewer/Components/SpecificationsComponent.razor
@@ -34,7 +34,11 @@
                 <a href="/reqif/@this.reqifIdentifier/specification/@specification?.Identifier">@specification?.Identifier</a>
             </Template>
         </RadzenDataGridColumn>
-        <RadzenDataGridColumn TItem="Specification" Property="AlternativeId" Title="Alternative Id" />
+        <RadzenDataGridColumn TItem="Specification" Title="Alternative Id">
+            <Template Context="specification">
+                @specification?.AlternativeId?.Identifier
+            </Template>
+        </RadzenDataGridColumn>
     </Columns>
 </RadzenDataGrid>
 
diff --git a/reqifviewer/Pages/DataTypeDefinition/DataTypeDefinitionDetailsPage.razor b/reqifviewer/Pages/DataTypeDefinition/DataTypeDefinitionDetailsPage.razor
index 55fa865..18549b0 100644
--- a/reqifviewer/Pages/DataTypeDefinition/DataTypeDefinitionDetailsPage.razor
+++ b/reqifviewer/Pages/DataTypeDefinition/DataTypeDefinitionDetailsPage.razor
@@ -136,7 +136,11 @@ else
                                 <a href="/reqif/@this.ReqIF/spectype/@attributeDefinition?.SpecType?.Identifier/attributedefinition/@attributeDefinition?.Identifier">@attributeDefinition?.Identifier</a>
                             </Template>
                         </RadzenDataGridColumn>
-                        <RadzenDataGridColumn TItem="DatatypeDefinition" Property="AlternativeId" Title="Alternative Id" />
+                        <RadzenDataGridColumn TItem="AttributeDefinition" Title="Alternative Id">
+                            <Template Context="attributeDefinition">
+                                @attributeDefinition?.AlternativeId?.Identifier
+                            </Template>
+                        </RadzenDataGridColumn>
                     </Columns>
 
                 </RadzenDataGrid>
diff --git a/reqifviewer/Pages/DataTypeDefinition/DataTypeDefinitionPage.razor b/reqifviewer/Pages/DataTypeDefinition/DataTypeDefinitionPage.razor
index 6ccbfe1..8bfbfba 100644
--- a/reqifviewer/Pages/DataTypeDefinition/DataTypeDefinitionPage.razor
+++ b/reqifviewer/Pages/DataTypeDefinition/DataTypeDefinitionPage.razor
@@ -52,7 +52,11 @@ else
                     <a href="/reqif/@this.Identifier/datatypedefinition/@datatypeDefinition?.Identifier">@datatypeDefinition?.Identifier</a>
                 </Template>
             </RadzenDataGridColumn>
-            <RadzenDataGridColumn TItem="DatatypeDefinition" Property="AlternativeId" Title="Alternative Id" />
+            <RadzenDataGridColumn TItem="DatatypeDefinition" Title="Alternative Id">
+                <Template Context="datatypeDefinition">
+                    @datatypeDefinition?.AlternativeId?.Identifier
+                </Template>
+            </RadzenDataGridColumn>
         </Columns>
     </RadzenDataGrid>
 }
diff --git a/reqifviewer/Pages/SpecRelation/SpecRelationPage.razor b/reqifviewer/Pages/SpecRelation/SpecRelationPage.razor
index 3aee491..69ca5f9 100644
--- a/reqifviewer/Pages/SpecRelation/SpecRelationPage.razor
+++ b/reqifviewer/Pages/SpecRelation/SpecRelationPage.razor
@@ -58,7 +58,11 @@ else
             </RadzenGridColumn>
             <RadzenGridColumn TItem="SpecRelation" Property="Description" Title="Description" />
             <RadzenGridColumn TItem="SpecRelation" Property="LastChange" Title="Last Change" />
-            <RadzenGridColumn TItem="SpecRelation" Property="AlternativeId" Title="Alternative Id" />
+            <RadzenDataGridColumn TItem="SpecRelation" Title="Alternative Id">
+                <Template Context="specRelation">
+                    @specRelation?.AlternativeId?.Identifier
+                </Template>
+            </RadzenDataGridColumn>
         </Columns>
     </RadzenGrid>
 }
diff --git a/reqifviewer/Pages/SpecType/SpecTypePage.razor b/reqifviewer/Pages/SpecType/SpecTypePage.razor
index b947164..33ff4b6 100644
--- a/reqifviewer/Pages/SpecType/SpecTypePage.razor
+++ b/reqifviewer/Pages/SpecType/SpecTypePage.razor
@@ -63,7 +63,11 @@ else
             <RadzenDataGridColumn TItem="SpecType" Property="Description" Title="Description" />
             <RadzenDataGridColumn TItem="SpecType" Property="LastChange" Title="Last Change" />
             <RadzenDataGridColumn TItem="SpecType" Property="Identifier" Title="Identifier" />
-            <RadzenDataGridColumn TItem="SpecType" Property="AlternativeId" Title="Alternative Id" />
+            <RadzenDataGridColumn TItem="SpecType" Title="Alternative Id">
+                <Template Context="specType">
+                    @specType?.AlternativeId?.Identifier
+                </Template>
+            </RadzenDataGridColumn>
         </Columns>
     </RadzenDataGrid>
 }
diff --git a/reqifviewer/Pages/Specification/SpecificationPage.razor b/reqifviewer/Pages/Specification/SpecificationPage.razor
index 4eb3778..b2a46be 100644
--- a/reqifviewer/Pages/Specification/SpecificationPage.razor
+++ b/reqifviewer/Pages/Specification/SpecificationPage.razor
@@ -50,7 +50,11 @@ else
                     <a href="/reqif/@Identifier/specification/@specification?.Identifier">@specification?.Identifier</a>
                 </Template>
             </RadzenDataGridColumn>
-            <RadzenDataGridColumn TItem="Specification" Property="AlternativeId" Title="Alternative Id" />
+            <RadzenDataGridColumn TItem="Specification" Title="Alternative Id">
+                <Template Context="specification">
+                    @specification?.AlternativeId?.Identifier
+                </Template>
+            </RadzenDataGridColumn>
         </Columns>
     </RadzenDataGrid>
 }