diff --git a/test/material/fluidsystems/checkfluidsystem.hh b/test/material/fluidsystems/checkfluidsystem.hh
index 83e3830532be9583eb4a489dac59e9f37e72d8cf..295fac3cfb91b930baf20a47a7ce073fb4fcc460 100644
--- a/test/material/fluidsystems/checkfluidsystem.hh
+++ b/test/material/fluidsystems/checkfluidsystem.hh
@@ -59,8 +59,7 @@
 #include <dumux/material/fluidstates/saturationoverlay.hh>
 #include <dumux/material/fluidstates/temperatureoverlay.hh>
 
-namespace Dumux
-{
+namespace Dumux {
 
 /*!
  * \brief This fluid state ensures that only the allowed quantities are accessed.