diff --git a/Source/Tests/winver.nsi b/Source/Tests/winver.nsi
index 825e35e3..8b49de48 100644
--- a/Source/Tests/winver.nsi
+++ b/Source/Tests/winver.nsi
@@ -10,6 +10,8 @@
 #
 #  To add a test for another version, use the following script.
 #
+#      !include LogicLib.nsh
+#
 #      OutFile WinVer.exe
 #      ShowInstDetails show
 #