diff --git a/dumux/material/components/brine.hh b/dumux/material/components/brine.hh
index d970314211dac4d5b6fd2da1a674ef1e6a29b239..2fd76e8b11d3fb4d80d840a0d692937593e87bdb 100644
--- a/dumux/material/components/brine.hh
+++ b/dumux/material/components/brine.hh
@@ -24,13 +24,12 @@
 #ifndef DUMUX_BRINE_HH
 #define DUMUX_BRINE_HH
 
+#include <cmath>
 
 #include <dumux/material/components/h2o.hh>
 #include <dumux/material/components/nacl.hh>
 #include <dumux/material/components/tabulatedcomponent.hh>
 
-#include <cmath>
-
 #include <dumux/material/components/base.hh>
 #include <dumux/material/components/liquid.hh>
 #include <dumux/material/components/gas.hh>