diff --git a/main.lua b/main.lua
index ca277da..b0907a0 100644
--- a/main.lua
+++ b/main.lua
@@ -909,8 +909,11 @@ function Bookhoard:syncToProgress(progress, percentage)
     elseif progress and progress:match("^/body/") then
         self.ui:handleEvent(Event:new("GotoXPointer", progress))
     elseif percentage then
-        self.ui.document:gotoPercent(percentage * 100)
-        self.ui:handleEvent(Event:new("UpdatePos"))
+        -- Navigation goes through events (ReaderRolling/ReaderPaging both
+        -- implement onGotoPercent and refresh the view themselves). Calling
+        -- document:gotoPercent directly crashed KOReader — no such method
+        -- exists on documents.
+        self.ui:handleEvent(Event:new("GotoPercent", percentage * 100))
     end
 end