diff --git a/reactos/dll/win32/atl80/CMakeLists.txt b/reactos/dll/win32/atl80/CMakeLists.txt
index ca123ea0e84..71590491295 100644
--- a/reactos/dll/win32/atl80/CMakeLists.txt
+++ b/reactos/dll/win32/atl80/CMakeLists.txt
@@ -3,7 +3,7 @@ add_definitions(
     -D__WINESRC__
     -D_ATL_VER=_ATL_VER_80)
 
-spec2def(atl80.dll atl80.spec)
+spec2def(atl80.dll atl80.spec ADD_IMPORTLIB)
 
 list(APPEND SOURCE
     atl80.c