diff --git a/dumux/discretization/facecentered/staggered/geometryhelper.hh b/dumux/discretization/facecentered/staggered/geometryhelper.hh
index 1875c2256840c0253877a0e1faa453f27eab1e2e..80bb2433f5c055adcdfe8065dd93267c12aeb127 100644
--- a/dumux/discretization/facecentered/staggered/geometryhelper.hh
+++ b/dumux/discretization/facecentered/staggered/geometryhelper.hh
@@ -147,7 +147,7 @@ public:
     }
 
     //! Returns an element's facet based on the local facet index.
-    Facet facet(const SmallLocalIndexType localFacetIdx, const Element& element) const
+    static Facet facet(const SmallLocalIndexType localFacetIdx, const Element& element)
     {
         return element.template subEntity <1> (localFacetIdx);
     }