diff --git a/python/src/META-INF/python-plugin-common.xml b/python/src/META-INF/python-plugin-common.xml
index c7edf97fd340..6c53e1d844d7 100644
--- a/python/src/META-INF/python-plugin-common.xml
+++ b/python/src/META-INF/python-plugin-common.xml
@@ -1,4 +1,5 @@
 <idea-plugin version="2">
+  <!-- Components and extensions declared in this file work both in PyCharm and Python plugin. -->
 
   <extensions defaultExtensionNs="com.intellij">
     <errorHandler implementation="com.intellij.diagnostic.ITNReporter"/>