diff --git a/ci/Jenkinsfile.tests-e2e b/ci/Jenkinsfile.tests-e2e
index ed4a6c315e..5bc860c0a7 100644
--- a/ci/Jenkinsfile.tests-e2e
+++ b/ci/Jenkinsfile.tests-e2e
@@ -6,7 +6,8 @@ def isPRBuild = utils.isPRBuild()
 
 pipeline {
   agent {
-    label 'linux && x86_64 && qt-5.15.2'
+    /* Temporary desktop-e2e-old label to debug delays. */
+    label 'linux && x86_64 && qt-5.15.2 && desktop-e2e-old'
   }
 
   parameters {