diff --git a/version.m4 b/version.m4
index 78e69aa4..514ae72a 100644
--- a/version.m4
+++ b/version.m4
@@ -3,4 +3,4 @@ define(PRODUCT_VERSION,[2.x-master])
 dnl define the TAP version
 define(PRODUCT_TAP_ID,[tap0901])
 define(PRODUCT_TAP_WIN32_MIN_MAJOR,[9])
-define(PRODUCT_TAP_WIN32_MIN_MINOR,[8])
+define(PRODUCT_TAP_WIN32_MIN_MINOR,[9])