diff --git a/rev/front/intro.md b/rev/front/intro.md
index a8ef2b612a..a305e7cc50 100644
--- a/rev/front/intro.md
+++ b/rev/front/intro.md
@@ -6,7 +6,7 @@
 
 1. Opening (1:1-20)
 1. Letters to the seven churches (2:1-3:22)
-1. Vision of God in heaven, and a vision of the Lamb (4:1-11)
+1. Vision of God in heaven, and a vision of the Lamb (4:1-5:14)
 1. The seven seals (6:1-8:1)
 1. The seven trumpets (8:2-13:18)
 1. Worshipers of the Lamb, the martyrs, and the harvest of wrath (14:1-20)