diff --git a/samples/mpscore/build.xml b/samples/mpscore/build.xml
index cb59eaef..6d32a6b8 100644
--- a/samples/mpscore/build.xml
+++ b/samples/mpscore/build.xml
@@ -937,6 +937,7 @@
           <module ref="df345b11-b8c7-4213-ac66-48d2a9b75d88(jetbrains.mps.baseLanguageInternal)" kind="cl" />
           <module ref="6998f568-f0e9-473b-b4a8-9efb6499fc8d(jetbrains.mps.coderules.typechecking)" kind="cl" />
           <module ref="c9670c16-a215-41fb-8784-04b14329799d(jetbrains.mps.coderules.typechecking.test)" kind="cl" />
+          <module ref="ceab5195-25ea-4f22-9b92-103b95ca8c0c(jetbrains.mps.lang.core)" kind="cl" />
           <module ref="7a5dda62-9140-4668-ab76-d5ed1746f2b2(jetbrains.mps.lang.typesystem)" kind="cl" />
           <module ref="bbf5c548-7111-4a53-a117-cdefc664cf34(jetbrains.mps.logic.reactor)" kind="cl" />
           <module ref="a5478664-6b44-4c62-a9f7-434f8aa57eee(jetbrains.mps.logic.runtime)" kind="cl" />
diff --git a/samples/mpscore/solutions/samples.mpscore.build/models/samples.mpscore.build.mps b/samples/mpscore/solutions/samples.mpscore.build/models/samples.mpscore.build.mps
index a755fb9b..2965c65d 100644
--- a/samples/mpscore/solutions/samples.mpscore.build/models/samples.mpscore.build.mps
+++ b/samples/mpscore/solutions/samples.mpscore.build/models/samples.mpscore.build.mps
@@ -564,6 +564,11 @@
             </node>
           </node>
         </node>
+        <node concept="1SiIV0" id="4JBuioHwxSr" role="3bR37C">
+          <node concept="3bR9La" id="4JBuioHwxSs" role="1SiIV1">
+            <ref role="3bR37D" to="ffeo:7Kfy9QB6KXW" resolve="jetbrains.mps.lang.core" />
+          </node>
+        </node>
       </node>
       <node concept="1E1JtA" id="69UmpDmJW3w" role="2G$12L">
         <property role="TrG5h" value="typechecking.samples.baseLanguage" />