diff --git a/ijs.tree b/ijs.tree
index 128948d45..c7ce248de 100644
--- a/ijs.tree
+++ b/ijs.tree
@@ -36,9 +36,8 @@
                      accepts-web-file-names="github-template.html"/>
         <toc-element topic="migrating_plugin_devkit_to_gradle.md"/>
       </toc-element>
-      <toc-element topic="configuring_plugin_project.md" accepts-web-file-names="gradle-guide.html">
-        <toc-element topic="using_kotlin.md" accepts-web-file-names="kotlin.html"/>
-      </toc-element>
+      <toc-element topic="configuring_plugin_project.md" accepts-web-file-names="gradle-guide.html"/>
+      <toc-element topic="using_kotlin.md" accepts-web-file-names="kotlin.html"/>
       <toc-element topic="ide_development_instance.md" accepts-web-file-names="settings_caches_logs.html"/>
       <toc-element topic="plugin_signing.md"/>
       <toc-element topic="publishing_plugin.md" accepts-web-file-names="deployment.html"/>
@@ -145,19 +144,19 @@
   </toc-element>
   <toc-element toc-title="Project Structure">
     <toc-element topic="project_model.md" accepts-web-file-names="project-structure.html">
-    <toc-element topic="project.md">
-      <toc-element topic="trusted_projects.md"/>
-      <toc-element topic="project_wizard.md" toc-title="Project Wizard"/>
-      <toc-element topic="intro_project_wizard.md" accepts-web-file-names="project_wizard.html">
-        <toc-element topic="adding_new_steps.md"/>
-        <toc-element topic="module_types.md"/>
+      <toc-element topic="project.md">
+        <toc-element topic="trusted_projects.md"/>
+        <toc-element topic="project_wizard.md" toc-title="Project Wizard"/>
+        <toc-element topic="intro_project_wizard.md" accepts-web-file-names="project_wizard.html">
+          <toc-element topic="adding_new_steps.md"/>
+          <toc-element topic="module_types.md"/>
+        </toc-element>
+        <toc-element topic="framework.md"/>
       </toc-element>
-      <toc-element topic="framework.md"/>
-    </toc-element>
-    <toc-element topic="module.md"/>
-    <toc-element topic="sdk.md"/>
-    <toc-element topic="library.md"/>
-    <toc-element topic="facet.md"/>
+      <toc-element topic="module.md"/>
+      <toc-element topic="sdk.md"/>
+      <toc-element topic="library.md"/>
+      <toc-element topic="facet.md"/>
     </toc-element>
     <toc-element topic="workspace_model.md">
       <toc-element topic="workspace_model_entity_declaration.md"/>