diff --git a/vtl-engine/src/test/java/fr/insee/vtl/engine/exceptions/UnimplementedExceptionTest.java b/vtl-engine/src/test/java/fr/insee/vtl/engine/exceptions/UnimplementedExceptionTest.java
index 2d26d4add..6b1b4ad4a 100644
--- a/vtl-engine/src/test/java/fr/insee/vtl/engine/exceptions/UnimplementedExceptionTest.java
+++ b/vtl-engine/src/test/java/fr/insee/vtl/engine/exceptions/UnimplementedExceptionTest.java
@@ -31,6 +31,6 @@ public void testSimple() {
 
         assertThatThrownBy(() -> {
             engine.eval(vtlExpression);
-        }).isInstanceOf(UnimplementedException.class);
+        }).isInstanceOf(UnsupportedOperationException.class);
     }
 }