diff --git a/CMakeLists.txt b/CMakeLists.txt
index 696c1ca..81bdbcc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -200,7 +200,7 @@ elseif(MINGW OR MSVC)
     set(CPACK_TOPLEVEL_TAG "Win32")
     set(CPACK_NSIS_MODIFY_PATH ON)
     set(CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL ON)
-    if (WIN32)
+    if (CMAKE_HOST_WIN32)
         # The two following variables require CMake 3.20 or higher
         set(CPACK_NSIS_BRANDING_TEXT "NSIS Installer for the yerbacon compiler")
         set(CPACK_NSIS_BRANDING_TEXT_TRIM_POSITION CENTER)