diff --git a/version b/version
index 93546d4c7d..2fca54622a 100644
--- a/version
+++ b/version
@@ -5,7 +5,7 @@ PRODUCT=BIND
 DESCRIPTION="(Extended Support Version)"
 MAJORVER=9
 MINORVER=16
-PATCHVER=39
+PATCHVER=40
 RELEASETYPE=
 RELEASEVER=
 EXTENSIONS=-dev