diff --git a/nsis/gvim_version.nsh b/nsis/gvim_version.nsh
index aee434b..c59366a 100644
--- a/nsis/gvim_version.nsh
+++ b/nsis/gvim_version.nsh
@@ -3,4 +3,5 @@
 !define __GVIM_VER__NSH__
 !define VER_MAJOR 9
 !define VER_MINOR 1
+!define PATCHLEVEL 0
 !endif