diff --git a/src/tp04/Student.java b/src/tp04/Student.java
index 366ae13488b7c20326856704b924f7cd25a969c9..a64a1ae6b854a1f7d18cdcdfd1fec852c010fe1d 100644
--- a/src/tp04/Student.java
+++ b/src/tp04/Student.java
@@ -86,7 +86,7 @@ public class Student {
             double[] otherStudentGrades = otherStudent.getGrades();
             if (otherStudentGrades.length == this.grades.length) {
                 for (int i = 0; i < this.grades.length; i++) {
-                    arrayEquals = this.grades[i] != otherStudentGrades[i];
+                    arrayEquals = this.grades[i] == otherStudentGrades[i];
                 }
             }
             return otherStudent.getID() == this.pers.getID() && arrayEquals;