diff --git a/src/main/java/gr/uom/java/xmi/diff/UMLClassBaseDiff.java b/src/main/java/gr/uom/java/xmi/diff/UMLClassBaseDiff.java
index 7a771592f4..3c5d734f5d 100644
--- a/src/main/java/gr/uom/java/xmi/diff/UMLClassBaseDiff.java
+++ b/src/main/java/gr/uom/java/xmi/diff/UMLClassBaseDiff.java
@@ -2498,7 +2498,7 @@ private boolean operationsBeforeAndAfterMatch(UMLOperation removedOperation, UML
 		
 		boolean operationsBeforeMatch = false;
 		if(operationBefore1 != null && operationBefore2 != null) {
-			operationsBeforeMatch = (operationBefore1.equalReturnParameter(operationBefore2) && operationBefore1.equalParameterTypes(operationBefore2) && operationBefore1.getName().equals(operationBefore2.getName()))
+			operationsBeforeMatch = (operationBefore1.equalReturnParameter(operationBefore2) && operationBefore1.getName().equals(operationBefore2.getName()))
 					|| (matchingDataProviderAnnotation(removedOperation, operationBefore1) && matchingDataProviderAnnotation(addedOperation, operationBefore2));
 		}
 		else if(operationBefore1 == null && operationBefore2 == null) {
@@ -2508,7 +2508,7 @@ else if(operationBefore1 == null && operationBefore2 == null) {
 		
 		boolean operationsAfterMatch = false;
 		if(operationAfter1 != null && operationAfter2 != null) {
-			operationsAfterMatch = (operationAfter1.equalReturnParameter(operationAfter2) && operationAfter1.equalParameterTypes(operationAfter2) && operationAfter1.getName().equals(operationAfter2.getName()))
+			operationsAfterMatch = (operationAfter1.equalReturnParameter(operationAfter2) && operationAfter1.getName().equals(operationAfter2.getName()))
 					|| (matchingDataProviderAnnotation(removedOperation, operationAfter1) && matchingDataProviderAnnotation(addedOperation, operationAfter2));
 		}
 		else if(operationAfter1 == null && operationAfter2 == null) {
diff --git a/src/test/java/org/refactoringminer/test/TestAllRefactorings.java b/src/test/java/org/refactoringminer/test/TestAllRefactorings.java
index 1eff9af597..9663552e3e 100644
--- a/src/test/java/org/refactoringminer/test/TestAllRefactorings.java
+++ b/src/test/java/org/refactoringminer/test/TestAllRefactorings.java
@@ -15,6 +15,6 @@ public void testAllRefactorings() throws Exception {
 		GitHistoryRefactoringMinerImpl detector = new GitHistoryRefactoringMinerImpl();
 		TestBuilder test = new TestBuilder(detector, REPOS, Refactorings.All.getValue());
 		RefactoringPopulator.feedRefactoringsInstances(Refactorings.All.getValue(), Systems.FSE.getValue(), test);
-		test.assertExpectationsWithGitHubAPI(12150, 20, 240);
+		test.assertExpectationsWithGitHubAPI(12159, 20, 238);
 	}
 }
diff --git a/src/test/resources/oracle/data.json b/src/test/resources/oracle/data.json
index eb61b399c0..3ec053efb0 100644
--- a/src/test/resources/oracle/data.json
+++ b/src/test/resources/oracle/data.json
@@ -84633,15 +84633,15 @@
         "type": "Add Method Annotation",
         "description": "Add Method Annotation @Deprecated in method public writeModel(model Model, outputStream OutputStream) : void from class org.ansj.app.crf.Model",
         "comment": "null",
-        "validation": "CTP",
-        "detectionTools": "GumTreeDiff",
+        "validation": "TP",
+        "detectionTools": "RefactoringMiner, GumTreeDiff",
         "validators": "Nikos"
     }, {
         "type": "Add Method Annotation",
         "description": "Add Method Annotation @SneakyThrows in method public writeModel(model Model, outputStream OutputStream) : void from class org.ansj.app.crf.Model",
         "comment": "null",
-        "validation": "CTP",
-        "detectionTools": "GumTreeDiff",
+        "validation": "TP",
+        "detectionTools": "RefactoringMiner, GumTreeDiff",
         "validators": "Nikos"
     }, {
         "type": "Add Method Annotation",
@@ -85672,6 +85672,55 @@
         "validation": "TP",
         "detectionTools": "RefactoringMiner",
         "validators": null
+    }, {
+        "type": "Add Variable Modifier",
+        "description": "Add Variable Modifier final in variable entry : Entry<String,Feature> in method public writeModel(model Model, outputStream OutputStream) : void from class org.ansj.app.crf.Model",
+        "comment": null,
+        "validation": "TP",
+        "detectionTools": "RefactoringMiner",
+        "validators": null
+    }, {
+        "type": "Add Variable Modifier",
+        "description": "Add Variable Modifier final in variable oos : ObjectOutputStream in method public writeModel(model Model, outputStream OutputStream) : void from class org.ansj.app.crf.Model",
+        "comment": null,
+        "validation": "TP",
+        "detectionTools": "RefactoringMiner",
+        "validators": null
+    }, {
+        "type": "Remove Parameter",
+        "description": "Remove Parameter path : String in method public writeModel(path String) : void from class org.ansj.app.crf.Model",
+        "comment": null,
+        "validation": "TP",
+        "detectionTools": "RefactoringMiner",
+        "validators": null
+    }, {
+        "type": "Add Parameter",
+        "description": "Add Parameter model : Model in method public writeModel(model Model, outputStream OutputStream) : void from class org.ansj.app.crf.Model",
+        "comment": null,
+        "validation": "TP",
+        "detectionTools": "RefactoringMiner",
+        "validators": null
+    }, {
+        "type": "Add Parameter",
+        "description": "Add Parameter outputStream : OutputStream in method public writeModel(model Model, outputStream OutputStream) : void from class org.ansj.app.crf.Model",
+        "comment": null,
+        "validation": "TP",
+        "detectionTools": "RefactoringMiner",
+        "validators": null
+    }, {
+        "type": "Add Method Modifier",
+        "description": "Add Method Modifier static in method public writeModel(model Model, outputStream OutputStream) : void from class org.ansj.app.crf.Model",
+        "comment": null,
+        "validation": "TP",
+        "detectionTools": "RefactoringMiner",
+        "validators": null
+    }, {
+        "type": "Remove Thrown Exception Type",
+        "description": "Remove Thrown Exception Type IOException in method public writeModel(path String) : void from class org.ansj.app.crf.Model",
+        "comment": null,
+        "validation": "TP",
+        "detectionTools": "RefactoringMiner",
+        "validators": null
     }],
     "refDiffExecutionTime": 0
 }, {
diff --git a/src/test/resources/oracle/expected.txt b/src/test/resources/oracle/expected.txt
index 98b434dc6d..71ad1432b2 100644
--- a/src/test/resources/oracle/expected.txt
+++ b/src/test/resources/oracle/expected.txt
@@ -288,7 +288,7 @@ c8e09e2056c54ead97bce4386a25b222154223b1, 25, 0, 0
 7ffc62aa554f5884064b81ee80078e35e3833006, 2, 0, 0
 7837d0baf1aef45340eec699516a8c3a22aeb553, 1, 0, 0
 1ef86e69d5a108c2b4d836b0634ebdea912cfe00, 4, 0, 0
-913704e835169255530c7408cad11ce9a714d4ec, 159, 0, 4
+913704e835169255530c7408cad11ce9a714d4ec, 168, 0, 2
 95bfa40630e34f6f369e0055d9f37f49bca60247, 1, 0, 0
 bf5ee44b3b576e01ab09cae9f50300417b01dc07, 480, 0, 0
 2fd96c777164dd812e8b5a4294b162889601df1d, 7, 0, 0