diff --git a/docker-compose.testcafe.yml b/docker-compose.testcafe.yml
index 9c7d5115..33eb55a6 100644
--- a/docker-compose.testcafe.yml
+++ b/docker-compose.testcafe.yml
@@ -3,6 +3,8 @@ services:
   testcafe:
     build: tests/
     working_dir: /project/tests
+    command:
+      - --dev
     # Run as root to have the right to access /var/run/docker.sock
     user: root
     environment:
diff --git a/tests/tests/variables.ts b/tests/tests/variables.ts
index 7edfb072..6f95873e 100644
--- a/tests/tests/variables.ts
+++ b/tests/tests/variables.ts
@@ -154,7 +154,11 @@ test("Test that variables storage works", async (t: TestController) => {
 }).after(async t => {
     if (!t.ctx.passed) {
         console.log("Test failed. Browser logs:")
-        console.log(await t.getBrowserConsoleMessages());
+        try {
+            console.log(await t.getBrowserConsoleMessages());
+        } catch (e) {
+            console.error('Error while fetching browser logs (maybe linked to a closed iframe?)', e);
+        }
     }
 });