diff --git a/Shakefile.hs b/Shakefile.hs
index 90ae396..9d9ade8 100644
--- a/Shakefile.hs
+++ b/Shakefile.hs
@@ -31,7 +31,9 @@ import           Text.Pandoc.Definition ( Pandoc(..)
 import           Text.Pandoc.Options ( ReaderOptions(..)
                                      , WriterOptions(..)
                                      , ObfuscationMethod(..)
+                                     , HTMLMathMethod(..)
                                      )
+
 import qualified Text.Pandoc.Readers as Readers
 import Text.Pandoc.Walk (Walkable(..))
 import qualified Text.Pandoc.Writers as Writers
@@ -238,6 +240,7 @@ genHtml bp = do
       Writers.writeHtml5String
         (def { writerTableOfContents = postToc bp
              , writerEmailObfuscation = ReferenceObfuscation
+             , writerHTMLMathMethod = MathML
              })
         htmlBody
   body <- case eitherHtml of
diff --git a/src/demo.org b/src/demo.org
index 131689a..e80b366 100644
--- a/src/demo.org
+++ b/src/demo.org
@@ -93,7 +93,8 @@ k l m n o p q r s t u v w x y z
   :PROPERTIES:
   :CUSTOM_ID: math
   :END:
-Let also try to write some math inside the text $\pi_1(X,x_0)$
+Let also try to write some math inside the text $\pi_1(X,x_0)$.
+In the middle of the text again $x$ and $x_i\times 0$.
 
 \(x^y / \log(x)\)
 
diff --git a/src/index.org b/src/index.org
index a916b36..43559d3 100644
--- a/src/index.org
+++ b/src/index.org
@@ -62,6 +62,3 @@ priority:
 5. *Frugal*; try to minimize the resources needed to visit my website; no
    javascript, no web-font, not too much CSS magic, not much images or really
    compressed one.
-
-If you are interested about technical details behind this website, take a
-look [[file:./posts/new-blog.org][here]].