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diff --git a/helm/software/helena/examples/automath/Omega.aut b/helm/software/helena/examples/automath/Omega.aut
new file mode 100644
index 000000000..ba90125f2
--- /dev/null
+++ b/helm/software/helena/examples/automath/Omega.aut
@@ -0,0 +1,9 @@
+# The term \Omega
+# This book is not valid in AUT-QE because [y:'type'] is not allowed
+# This book is not valid in \lambda\delta < 3 because sort inclusion is not allowed
+# This book is not valid in \lambda\delta 3 because of two \upsilon-reductions on layer 1
+
++l
+@ Delta := [x:[y:'type']'type']<x>x : [x:[y:'type']'type']'type'
+  Omega := <Delta>Delta             : 'type'
+-l