diff --git a/Code/Framework/AzCore/Tests/Serialization/Json/TestCases_Patching.cpp b/Code/Framework/AzCore/Tests/Serialization/Json/TestCases_Patching.cpp
index 046bb88d76..15c3c8f71b 100644
--- a/Code/Framework/AzCore/Tests/Serialization/Json/TestCases_Patching.cpp
+++ b/Code/Framework/AzCore/Tests/Serialization/Json/TestCases_Patching.cpp
@@ -71,10 +71,7 @@ namespace JsonSerializationTests
             const AZ::JsonApplyPatchSettings& settings = AZ::JsonApplyPatchSettings{})
         {
             CheckApplyPatchOutcome(target, patch, outcome, processing, settings);
-            rapidjson::Document expectedPatchedDocument;
-            expectedPatchedDocument.Parse(expectedPatchedResult);
-            ASSERT_FALSE(expectedPatchedDocument.HasParseError());
-            EXPECT_EQ(AZ::JsonSerialization::Compare(expectedPatchedDocument, *m_jsonDocument), AZ::JsonSerializerCompareResult::Equal);
+            Expect_DocStrEq(expectedPatchedResult);
         }
 
         void CheckCreatePatch_Core(const char* source, AZStd::string_view patch, const char* target,
diff --git a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabUndo.cpp b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabUndo.cpp
index 728b95f74b..7d9fb64c96 100644
--- a/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabUndo.cpp
+++ b/Code/Framework/AzToolsFramework/AzToolsFramework/Prefab/PrefabUndo.cpp
@@ -265,8 +265,8 @@ namespace AzToolsFramework
 
             AZ_Error(
                 "Prefab",
-                result.GetOutcome() != AZ::JsonSerializationResult::Outcomes::PartialSkip &&
-                    result.GetOutcome() != AZ::JsonSerializationResult::Outcomes::Success,
+                result.GetOutcome() == AZ::JsonSerializationResult::Outcomes::PartialSkip ||
+                    result.GetOutcome() == AZ::JsonSerializationResult::Outcomes::Success,
                 "Some of the patches are not successfully applied.");
 
             //remove the link id placed into the instance