diff --git a/dumux/material/fluidmatrixinteractions/2p/splinemateriallaw.hh b/dumux/material/fluidmatrixinteractions/2p/splinemateriallaw.hh
index 78e196738414afcc09b3189e47803985e26b2532..a3910da78a7a75984ca8209cac1d7d5cdab70ebf 100644
--- a/dumux/material/fluidmatrixinteractions/2p/splinemateriallaw.hh
+++ b/dumux/material/fluidmatrixinteractions/2p/splinemateriallaw.hh
@@ -90,16 +90,16 @@ public:
         numSwSamples_ = getParamFromGroup<Scalar>(paramGroup, "SplineNumSwSamples", 30);
 
         pcSpline_ = makeSweSpline_(
-            [this](const auto s){ return TwoPMaterialLaw::pc(s); },
+            [&](const auto s){ return TwoPMaterialLaw::pc(s); },
             approximatePcSwInverse
         );
 
         krwSpline_ = makeSweSpline_(
-            [this](const auto s){ return TwoPMaterialLaw::krw(s); }
+            [&](const auto s){ return TwoPMaterialLaw::krw(s); }
         );
 
         krnSpline_ = makeSweSpline_(
-            [this](const auto s){ return TwoPMaterialLaw::krn(s); }
+            [&](const auto s){ return TwoPMaterialLaw::krn(s); }
         );
     }