diff --git a/main/applications/kchmviewer b/main/applications/kchmviewer
index e18584f5e..6c4c70f5e 160000
--- a/main/applications/kchmviewer
+++ b/main/applications/kchmviewer
@@ -1 +1 @@
-Subproject commit e18584f5e1b03f42b078542e751804289adfb0e3
+Subproject commit 6c4c70f5eb54318ee414e55d7228e64cf40b9ec4