diff --git a/python/ide/src/com/jetbrains/python/configuration/PyContentEntriesModuleConfigurable.java b/python/ide/src/com/jetbrains/python/configuration/PyContentEntriesModuleConfigurable.java
index a048894adf1a..1e8c8e24a247 100644
--- a/python/ide/src/com/jetbrains/python/configuration/PyContentEntriesModuleConfigurable.java
+++ b/python/ide/src/com/jetbrains/python/configuration/PyContentEntriesModuleConfigurable.java
@@ -104,8 +104,9 @@ public class PyContentEntriesModuleConfigurable extends SearchableConfigurable.P
   @Override
   public void apply() throws ConfigurationException {
     if (myEditor == null) return;
+    final boolean editorWasModified = myEditor.isModified();
     myEditor.apply();
-    if (myModifiableModel.isChanged()) {
+    if (editorWasModified) {
       ApplicationManager.getApplication().runWriteAction(new Runnable() {
         @Override
         public void run() {