diff --git a/_data/navigation.yml b/_data/navigation.yml
index f8f5693..46c2e06 100644
--- a/_data/navigation.yml
+++ b/_data/navigation.yml
@@ -2,5 +2,5 @@
 - pages/may-26-1981-am.md
 - pages/may-26-1981-pm.md
 - pages/may-27-1981-am.md
-- pages/may-27-1981-pm.md
 - pages/introduction.md
+- pages/may-27-1981-pm.md