diff --git a/python/src/META-INF/python-plugin-common.xml b/python/src/META-INF/python-plugin-common.xml
index ddc708651464..90cf58d35ed6 100644
--- a/python/src/META-INF/python-plugin-common.xml
+++ b/python/src/META-INF/python-plugin-common.xml
@@ -861,6 +861,7 @@
     <typeProvider implementation="com.jetbrains.cython.types.CythonTypeProvider"/>
     <importResolver implementation="com.jetbrains.cython.PyCythonImportResolver"/>
     <visitorFilter language="Cython" implementationClass="com.jetbrains.cython.CythonVisitorFilter"/>
+    <pyModuleMembersProvider implementation="com.jetbrains.cython.CythonModuleMembersProvider"/>
 
     <!-- Mako -->
     <dialectsTokenSetContributor implementation="com.jetbrains.mako.MakoTokenSetContributor"/>