diff --git a/ijs.tree b/ijs.tree
index c86191cab..114847caa 100644
--- a/ijs.tree
+++ b/ijs.tree
@@ -218,12 +218,12 @@
         </toc-element>
     </toc-element>
     <toc-element toc-title="Part VI - Testing">
-        <toc-element id="testing_plugins.md" accepts-web-file-names="testing_plugins.html" toc-title="Testing Plugins"/>
-        <toc-element id="tests_and_fixtures.md" toc-title="Tests and Fixtures"/>
-        <toc-element id="light_and_heavy_tests.md" toc-title="Light and Heavy Tests"/>
-        <toc-element id="test_project_and_testdata_directories.md" toc-title="Test Project and Testdata Directories"/>
-        <toc-element id="writing_tests.md" toc-title="Writing Tests"/>
-        <toc-element id="testing_highlighting.md" toc-title="Testing Highlighting"/>
+        <toc-element id="testing_plugins.md" accepts-web-file-names="testing_plugins.html"/>
+        <toc-element id="tests_and_fixtures.md"/>
+        <toc-element id="light_and_heavy_tests.md"/>
+        <toc-element id="test_project_and_testdata_directories.md"/>
+        <toc-element id="writing_tests.md"/>
+        <toc-element id="testing_highlighting.md"/>
     </toc-element>
     <toc-element toc-title="Part VII - Custom Languages">
         <toc-element id="custom_language_support.md">