diff --git a/wmake/rules/General/general b/wmake/rules/General/general
index 4fb68a01d7..f7e42cbef3 100644
--- a/wmake/rules/General/general
+++ b/wmake/rules/General/general
@@ -1,5 +1,5 @@
 #-------------------------------*- makefile -*---------------------------------
-WM_VERSION = OPENFOAM_PLUS=1606
+WM_VERSION = OPENFOAM_PLUS=1609
 
 AR         = ar
 ARFLAGS    = cr