diff --git a/samples/lambdacalc/languages/samples.lambdacalc/models/types.mps b/samples/lambdacalc/languages/samples.lambdacalc/models/types.mps
index e7da3167..b86c3bc3 100644
--- a/samples/lambdacalc/languages/samples.lambdacalc/models/types.mps
+++ b/samples/lambdacalc/languages/samples.lambdacalc/models/types.mps
@@ -2673,6 +2673,14 @@
     <node concept="1nLNMY" id="6$MtiK8IMVF" role="1nK1Vg">
       <property role="TrG5h" value="typeOf_VarRef" />
       <node concept="3clFbS" id="6$MtiK8IMVG" role="1nLNMH">
+        <node concept="1mebxG" id="4ZGicUZkYFc" role="3cqZAp">
+          <node concept="2OqwBi" id="4ZGicUZkYOF" role="1mebXD">
+            <node concept="3A2sRY" id="4ZGicUZkYFZ" role="2Oq$k0">
+              <ref role="3A2yKK" node="3TFdEPZe4bq" resolve="varRef" />
+            </node>
+            <node concept="1mfA1w" id="4ZGicUZkZib" role="2OqNvi" />
+          </node>
+        </node>
         <node concept="1mebxG" id="6EwjVjWo_kt" role="3cqZAp">
           <node concept="2OqwBi" id="6EwjVjWoBxM" role="1mebXD">
             <node concept="3A2sRY" id="6EwjVjWo_lt" role="2Oq$k0">