diff --git a/TD45/all.test.js b/TD45/all.test.js
index 13cef0b17e50618aba83197a93f4b2fd9ee2c660..42cd0f6ea6f0c4cb75dedf3c6850595af15ea0b2 100644
--- a/TD45/all.test.js
+++ b/TD45/all.test.js
@@ -99,8 +99,8 @@ if (progression >= 28 && progression < 30) {
         page.on('console', async consoleObj => { 
             const args = consoleObj.args();
             const arg0 = args[0];
+            if (arg0 == undefined) return;
             const json = await arg0.jsonValue();
-            if (json == undefined) return;
             consoleLogs.push(json) 
         });
         await page.goto(`http://localhost:${fastify.server.address().port}`);
@@ -126,8 +126,8 @@ if (progression == 29) {
         page.on('console', async consoleObj => { 
             const args = consoleObj.args();
             const arg0 = args[0];
+            if (arg0 == undefined) return;
             const json = await arg0.jsonValue();
-            if (json == undefined) return;
             consoleLogs.push(json) 
         });
         await page.goto(`http://localhost:${fastify.server.address().port}`);