diff --git a/dumux/material/fluidsystems/1padapter.hh b/dumux/material/fluidsystems/1padapter.hh
index c8262032eb5b9e57074351986360219e9e00e77f..082da5eedcd7fb28911df658db1ee8a9ff54e78e 100644
--- a/dumux/material/fluidsystems/1padapter.hh
+++ b/dumux/material/fluidsystems/1padapter.hh
@@ -130,7 +130,7 @@ public:
     { return MultiPhaseFluidSystem::phaseName(phase); }
 
     /*!
-     * \brief There is only one phase, so not mass transfer between phases can occur
+     * \brief There is only one phase, so no mass transfer between phases can occur
      */
     static constexpr bool isMiscible()
     { return false; }