diff --git a/content/index.rst b/content/index.rst
index 53f15834b0ba6fe8c6d29023a48e76302ed3b60c..82956bbf06d726ced4aebb2d8504e2888b2d0c90 100644
--- a/content/index.rst
+++ b/content/index.rst
@@ -153,9 +153,9 @@ Numerical experiment: flying qubit
 Conductance of a Corbino disk in a quantum Hall regime
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-   .. raw:: html
+.. raw:: html
 
-       <object type="image/svg+xml" class="col-md-3 img-responsive" data="corbino-layout.svgz">corbino-layout.svgz</object>
+   <object type="image/svg+xml" class="col-md-3 img-responsive" data="corbino-layout.svgz">corbino-layout.svgz</object>
 
 .. container:: col-md-4