diff --git a/tests/conftest.py b/tests/conftest.py
index 1dbf0ad..c4452df 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -91,6 +91,10 @@ def read(app, buildername="html", filename="index.html", encoding="utf-8"):
             for div in soup.find_all("div", {"class": "highlight"}):
                 div.decompose()
 
+            if sphinx.version_info < (8, 1):
+                body = soup.select("div.body")[0]
+                body.append(soup.new_tag("div", **{"class": "clearer"}))
+
             doc_div = soup.findAll("div", {"class": "documentwrapper"})[0]
             doc = doc_div.prettify()
 
diff --git a/tests/test_build/test_basic.html b/tests/test_build/test_basic.html
index af63887..a5cc924 100644
--- a/tests/test_build/test_basic.html
+++ b/tests/test_build/test_basic.html
@@ -37,6 +37,8 @@
      </p>
     </div>
    </div>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_conditional_assets_html_assets_policy_index_.html b/tests/test_build/test_conditional_assets_html_assets_policy_index_.html
index b87a329..6e1cbc8 100644
--- a/tests/test_build/test_conditional_assets_html_assets_policy_index_.html
+++ b/tests/test_build/test_conditional_assets_html_assets_policy_index_.html
@@ -243,6 +243,8 @@ <h1>
      </div>
     </div>
    </section>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs1_.html b/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs1_.html
index b87a329..6e1cbc8 100644
--- a/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs1_.html
+++ b/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs1_.html
@@ -243,6 +243,8 @@ <h1>
      </div>
     </div>
    </section>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs2_.html b/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs2_.html
index b87a329..6e1cbc8 100644
--- a/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs2_.html
+++ b/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs2_.html
@@ -243,6 +243,8 @@ <h1>
      </div>
     </div>
    </section>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_conditional_assets_index_.html b/tests/test_build/test_conditional_assets_index_.html
index b87a329..6e1cbc8 100644
--- a/tests/test_build/test_conditional_assets_index_.html
+++ b/tests/test_build/test_conditional_assets_index_.html
@@ -243,6 +243,8 @@ <h1>
      </div>
     </div>
    </section>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_conditional_assets_no_tabs1_.html b/tests/test_build/test_conditional_assets_no_tabs1_.html
index b87a329..6e1cbc8 100644
--- a/tests/test_build/test_conditional_assets_no_tabs1_.html
+++ b/tests/test_build/test_conditional_assets_no_tabs1_.html
@@ -243,6 +243,8 @@ <h1>
      </div>
     </div>
    </section>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_conditional_assets_no_tabs2_.html b/tests/test_build/test_conditional_assets_no_tabs2_.html
index b87a329..6e1cbc8 100644
--- a/tests/test_build/test_conditional_assets_no_tabs2_.html
+++ b/tests/test_build/test_conditional_assets_no_tabs2_.html
@@ -243,6 +243,8 @@ <h1>
      </div>
     </div>
    </section>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_custom_lexer.html b/tests/test_build/test_custom_lexer.html
index 954a10a..a0af59a 100644
--- a/tests/test_build/test_custom_lexer.html
+++ b/tests/test_build/test_custom_lexer.html
@@ -19,6 +19,8 @@
      </div>
     </div>
    </div>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_disable_closing.html b/tests/test_build/test_disable_closing.html
index e245915..98ba6ef 100644
--- a/tests/test_build/test_disable_closing.html
+++ b/tests/test_build/test_disable_closing.html
@@ -37,6 +37,8 @@
      </p>
     </div>
    </div>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_disable_css_loading.html b/tests/test_build/test_disable_css_loading.html
index af63887..a5cc924 100644
--- a/tests/test_build/test_disable_css_loading.html
+++ b/tests/test_build/test_disable_css_loading.html
@@ -37,6 +37,8 @@
      </p>
     </div>
    </div>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_nested_markup.html b/tests/test_build/test_nested_markup.html
index 22588a9..b15d43e 100644
--- a/tests/test_build/test_nested_markup.html
+++ b/tests/test_build/test_nested_markup.html
@@ -207,6 +207,8 @@ <h1>
      </div>
     </div>
    </section>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_no_tabs.html b/tests/test_build/test_no_tabs.html
index 6a0af85..26e2d70 100644
--- a/tests/test_build/test_no_tabs.html
+++ b/tests/test_build/test_no_tabs.html
@@ -4,6 +4,8 @@
    <p>
     There are no tabs here
    </p>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>
diff --git a/tests/test_build/test_other_with_assets.html b/tests/test_build/test_other_with_assets.html
index 85b55c4..c8ee530 100644
--- a/tests/test_build/test_other_with_assets.html
+++ b/tests/test_build/test_other_with_assets.html
@@ -19,6 +19,8 @@
      </div>
     </div>
    </div>
+   <div class="clearer">
+   </div>
   </div>
  </div>
 </div>