diff --git a/src/mkdocstrings_handlers/python/templates/material/_base/attribute.html b/src/mkdocstrings_handlers/python/templates/material/_base/attribute.html
index 3f1d887e..6581d089 100644
--- a/src/mkdocstrings_handlers/python/templates/material/_base/attribute.html
+++ b/src/mkdocstrings_handlers/python/templates/material/_base/attribute.html
@@ -21,7 +21,7 @@
         role="data" if attribute.parent.kind.value == "module" else "attr",
         id=html_id,
         class="doc doc-heading",
-        toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-attribute"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + attribute.name,
+        toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-attribute"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + attribute_name,
     ) %}
 
       {% block heading scoped %}
@@ -58,7 +58,7 @@
       {% filter heading(heading_level,
           role="data" if attribute.parent.kind.value == "module" else "attr",
           id=html_id,
-          toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-attribute"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + attribute.name,
+          toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-attribute"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + attribute_name,
           hidden=True,
       ) %}
       {% endfilter %}
diff --git a/src/mkdocstrings_handlers/python/templates/material/_base/class.html b/src/mkdocstrings_handlers/python/templates/material/_base/class.html
index fb7ca764..abec9c19 100644
--- a/src/mkdocstrings_handlers/python/templates/material/_base/class.html
+++ b/src/mkdocstrings_handlers/python/templates/material/_base/class.html
@@ -21,7 +21,7 @@
         role="class",
         id=html_id,
         class="doc doc-heading",
-        toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-class"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + class.name,
+        toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-class"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + class_name,
     ) %}
 
       {% block heading scoped %}
@@ -64,7 +64,7 @@
       {% filter heading(heading_level,
           role="class",
           id=html_id,
-          toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-class"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + class.name,
+          toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-class"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + class_name,
           hidden=True,
       ) %}
       {% endfilter %}
diff --git a/src/mkdocstrings_handlers/python/templates/material/_base/function.html b/src/mkdocstrings_handlers/python/templates/material/_base/function.html
index 5c2ac29e..b312e04c 100644
--- a/src/mkdocstrings_handlers/python/templates/material/_base/function.html
+++ b/src/mkdocstrings_handlers/python/templates/material/_base/function.html
@@ -24,7 +24,7 @@
         role="function",
         id=html_id,
         class="doc doc-heading",
-        toc_label=(('<code class="doc-symbol doc-symbol-toc doc-symbol-' + symbol_type + '"></code>&nbsp;')|safe if config.show_symbol_type_toc else '') + function.name,
+        toc_label=(('<code class="doc-symbol doc-symbol-toc doc-symbol-' + symbol_type + '"></code>&nbsp;')|safe if config.show_symbol_type_toc else '') + function_name,
     ) %}
 
       {% block heading scoped %}
@@ -61,7 +61,7 @@
           heading_level,
           role="function",
           id=html_id,
-          toc_label=(('<code class="doc-symbol doc-symbol-toc doc-symbol-' + symbol_type + '"></code>&nbsp;')|safe if config.show_symbol_type_toc else '') + function.name,
+          toc_label=(('<code class="doc-symbol doc-symbol-toc doc-symbol-' + symbol_type + '"></code>&nbsp;')|safe if config.show_symbol_type_toc else '') + function_name,
           hidden=True,
       ) %}
       {% endfilter %}
diff --git a/src/mkdocstrings_handlers/python/templates/material/_base/module.html b/src/mkdocstrings_handlers/python/templates/material/_base/module.html
index 7d45e321..3da47e43 100644
--- a/src/mkdocstrings_handlers/python/templates/material/_base/module.html
+++ b/src/mkdocstrings_handlers/python/templates/material/_base/module.html
@@ -21,7 +21,7 @@
         role="module",
         id=html_id,
         class="doc doc-heading",
-        toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-module"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + module.name,
+        toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-module"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + module_name,
     ) %}
 
       {% block heading scoped %}
@@ -46,7 +46,7 @@
       {% filter heading(heading_level,
           role="module",
           id=html_id,
-          toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-module"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + module.name,
+          toc_label=('<code class="doc-symbol doc-symbol-toc doc-symbol-module"></code>&nbsp;'|safe if config.show_symbol_type_toc else '') + module_name,
           hidden=True,
       ) %}
       {% endfilter %}