diff --git a/src/main/java/tp/Fraction.java b/src/main/java/tp/Fraction.java
index bdd64a4..dfa4229 100644
--- a/src/main/java/tp/Fraction.java
+++ b/src/main/java/tp/Fraction.java
@@ -67,7 +67,9 @@ public int getDenominator() {
 	 * @param denominator the denominator to set, must be non zero. 
 	 */
 	public void setDenominator(int denominator) {
-		
+		if(denominator!=0){
+			this.denominator = denominator;
+		}
 	}
 	/** 	LUYCKX Matthieu
 	 * Convert the fraction to its reduced form.  In case of a negative fraction,