diff --git a/sphinx/writers/html5.py b/sphinx/writers/html5.py
index 4696425910b..16cdccc163e 100644
--- a/sphinx/writers/html5.py
+++ b/sphinx/writers/html5.py
@@ -145,10 +145,10 @@ def depart_desc_type(self, node: Element) -> None:
         pass
 
     def visit_desc_returns(self, node: Element) -> None:
-        self.body.append(' → ')
+        self.body.append(' <span class="sig-arrow">&#x2192;</span> <span class="sig-returns">')
 
     def depart_desc_returns(self, node: Element) -> None:
-        pass
+        self.body.append('</span>')
 
     def visit_desc_parameterlist(self, node: Element) -> None:
         self.body.append('<span class="sig-paren">(</span>')