diff --git a/cmake/Package.cmake b/cmake/Package.cmake
index 3ec8ca528..39ca43c28 100644
--- a/cmake/Package.cmake
+++ b/cmake/Package.cmake
@@ -15,7 +15,7 @@ set(CPACK_COMPONENT_FAST_REQUIRED ON)
 if(WIN32 AND NOT UNIX)
     ## Windows
     set(CPACK_GENERATOR "NSIS")
-    set(CPACK_PACKAGE_FILE_NAME "fast-windows-${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}")
+    set(CPACK_PACKAGE_FILE_NAME "fast_windows_${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}")
     set(CPACK_PACKAGE_INSTALL_DIRECTORY "FAST")
     set(CPACK_NSIS_MUI_ICON ${PROJECT_SOURCE_DIR}/doc/images/fast_icon.ico)
     set(CPACK_NSIS_MUI_UNICON ${PROJECT_SOURCE_DIR}/doc/images/fast_icon.ico)