diff --git a/content/developer/reference/javascript/qweb.rst b/content/developer/reference/javascript/qweb.rst
index 0051e83a7..69ef431bb 100644
--- a/content/developer/reference/javascript/qweb.rst
+++ b/content/developer/reference/javascript/qweb.rst
@@ -682,7 +682,7 @@ The javascript QWeb implementation provides a few debugging hooks:
     triggers a debugger breakpoint during template rendering::
 
         <t t-if="a_test">
-            <t t-debug="">
+            <t t-debug=""/>
         </t>
 
     will stop execution if debugging is active (exact condition depend on the