diff --git a/spec/main-process/atom-application.new.test.js b/spec/main-process/atom-application.new.test.js
index 94d961ac9..a42ed7a65 100644
--- a/spec/main-process/atom-application.new.test.js
+++ b/spec/main-process/atom-application.new.test.js
@@ -272,7 +272,7 @@ class LaunchScenario {
         parts.push(`* extra roots ${shorten(comparison.extraRoots)}\n`)
       }
       if (comparison.missingRoots.length > 0) {
-        parts.push(`* missing roots ${shorten(comparison.extraRoots)}\n`)
+        parts.push(`* missing roots ${shorten(comparison.missingRoots)}\n`)
       }
       if (comparison.extraEditors.length > 0) {
         parts.push(`* extra editors ${shorten(comparison.extraEditors)}\n`)