diff --git a/wscript b/wscript
index 518c0092..cb5b55fa 100644
--- a/wscript
+++ b/wscript
@@ -89,6 +89,7 @@ def configure (conf):
 
     conf.check_tool ('compiler_cc')
     conf.check_tool ('vala')
+    conf.check_tool ('glib2')
 
     if option_enabled ('nls'):
         conf.check_tool ('intltool')