diff --git a/samples/mpscore/.mps/externalDependencies.xml b/samples/mpscore/.mps/externalDependencies.xml
new file mode 100644
index 00000000..cea00869
--- /dev/null
+++ b/samples/mpscore/.mps/externalDependencies.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalDependencies">
+    <plugin id="jetbrains.mps.coderules" />
+  </component>
+</project>
\ No newline at end of file