diff --git a/slides/sections/0.md b/slides/sections/0.md
index 4faa697..65839f9 100644
--- a/slides/sections/0.md
+++ b/slides/sections/0.md
@@ -57,19 +57,17 @@ header-includes: |
   \setbeamerfont{frametitle}{series=\mdseries}
 
   % workaround issue matze/mtheme#371
-  \AtBeginSection{
-    \frame[plain,c,noframenumbering]{
-      \centering
-      \begin{minipage}{22em}
-        \raggedright
-        \usebeamercolor[fg]{section title}
-        \usebeamerfont{section title}
-        \MakeUppercase{\insertsectionhead\\[-1ex]}
-        \usebeamertemplate*{progress bar in section page}
-      \end{minipage}
-      \par
-      \vspace{\baselineskip}
-    }
+  \def\sectionpage{
+    \centering
+    \begin{minipage}{22em}
+      \raggedright
+      \usebeamercolor[fg]{section title}
+      \usebeamerfont{section title}
+      \MakeUppercase{\insertsectionhead\\[-1ex]}
+      \usebeamertemplate*{progress bar in section page}
+    \end{minipage}
+    \par
+    \vspace{\baselineskip}
   }
 
   \setbeamercovered{transparent}