diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index 18009f26c..ee7350711 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -258,8 +258,9 @@ if( WITH_XSCREENSAVER )
   if( HAVE_XSSLIB )
     pkg_search_module( XSS xscrnsaver )
   else( )
-    check_library_exists( Xext XScreenSaverQueryInfo "" HAVE_XSSLIB )
-    if( HAVE_XSSLIB )
+    check_library_exists( Xext XScreenSaverQueryInfo "" HAVE_XEXT_XSS )
+    if( HAVE_XEXT_XSS )
+      set( HAVE_XSSLIB 1 )
       pkg_search_module( XSS xext )
     endif( )
   endif( )