diff --git a/src/Kiota.Builder/Refiners/PhpRefiner.cs b/src/Kiota.Builder/Refiners/PhpRefiner.cs
index d3b3c7f242..95985de135 100644
--- a/src/Kiota.Builder/Refiners/PhpRefiner.cs
+++ b/src/Kiota.Builder/Refiners/PhpRefiner.cs
@@ -32,7 +32,7 @@ public override Task Refine(CodeNamespace generatedCode, CancellationToken cance
                     Name = "BaseRequestBuilder",
                     Declaration = new CodeType
                     {
-                        Name = $@"{AbstractionsNamespaceName}\Serialization",
+                        Name = $@"{AbstractionsNamespaceName}",
                         IsExternal = true
                     }
                 }, AccessModifier.Public);
@@ -47,7 +47,7 @@ public override Task Refine(CodeNamespace generatedCode, CancellationToken cance
                 _configuration.UsesBackingStore,
                 static s => s,
                 false,
-                AbstractionsNamespaceName,
+                $@"{AbstractionsNamespaceName}\Serialization",
                 "ComposedTypeWrapper"
                 );
             ReplaceReservedNames(generatedCode, new PhpReservedNamesProvider(), reservedWord => $"Escaped{reservedWord.ToFirstCharacterUpperCase()}", new HashSet<Type> { typeof(CodeEnumOption) });
diff --git a/src/Kiota.Builder/Writers/Php/CodeMethodWriter.cs b/src/Kiota.Builder/Writers/Php/CodeMethodWriter.cs
index 7aea844e06..8b8c870165 100644
--- a/src/Kiota.Builder/Writers/Php/CodeMethodWriter.cs
+++ b/src/Kiota.Builder/Writers/Php/CodeMethodWriter.cs
@@ -868,7 +868,7 @@ private void WriteModelFactoryMethodBody(CodeMethod codeElement, CodeClass paren
 
         if (parentClass.DiscriminatorInformation.ShouldWriteDiscriminatorForInheritedType)
             WriteFactoryMethodBodyForInheritedModel(parentClass.DiscriminatorInformation.DiscriminatorMappings, writer, codeElement);
-        else if (parentClass.DiscriminatorInformation is { ShouldWriteDiscriminatorForUnionType: true, HasBasicDiscriminatorInformation: true})
+        else if (parentClass.DiscriminatorInformation is { ShouldWriteDiscriminatorForUnionType: true, HasBasicDiscriminatorInformation: true })
             WriteFactoryMethodBodyForUnionModelForDiscriminatedTypes(codeElement, parentClass, writer);
         else if (parentClass.DiscriminatorInformation.ShouldWriteDiscriminatorForIntersectionType)
             WriteFactoryMethodBodyForIntersectionModel(codeElement, parentClass, writer);