diff --git a/dumux/geomechanics/velocityoutput.hh b/dumux/geomechanics/velocityoutput.hh
index dd4571eb49f0ec7f4996c00a1e04785150e53db7..81ed8f04adecfd0901b32f8bad7ac70d277e58b2 100644
--- a/dumux/geomechanics/velocityoutput.hh
+++ b/dumux/geomechanics/velocityoutput.hh
@@ -40,10 +40,12 @@ public:
     GeomechanicsVelocityOutput(Args&&... args) {}
 
     //! Output is currently disabled (not implemented)
-    static constexpr bool enableOutput() { return false; }
+    static constexpr bool enableOutput()
+    { return false; }
 
     //! There is always only one solid phase
-    static constexpr int numPhaseVelocities() { return 1; }
+    static constexpr int numPhaseVelocities()
+    { return 1; }
 
     //! Returns the name of phase for which velocity is computed
     static std::string phaseName(int phaseIdx)