diff --git a/COMPOSITE_TODO b/COMPOSITE_TODO
index a88d3225e4..ed6e8d7f59 100644
--- a/COMPOSITE_TODO
+++ b/COMPOSITE_TODO
@@ -116,6 +116,8 @@ KDE 4.0 TODO
 
 - disable application effects when kwin can provide them, e.g. shadow/transparency
 
+- since API won't be stable, a version check for modules is needed
+
 General TODO
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