diff --git a/test/common/parameters/test_loggingparametertree.cc b/test/common/parameters/test_loggingparametertree.cc
index c16761d5989bc6f4443fc80fe055f8a2220c1e11..044b747610fd95005146b6e083cfc04e8b12d759 100644
--- a/test/common/parameters/test_loggingparametertree.cc
+++ b/test/common/parameters/test_loggingparametertree.cc
@@ -24,7 +24,7 @@ int main (int argc, char *argv[]) try
     if (!enableGravity) DUNE_THROW(Dune::InvalidStateException, "Gravity should be true!");
 
     // use some given parameters
-    const auto DUNE_UNUSED(cells) = getParam<std::array<int, 2>>("Grid.Cells", std::array<int, 2>{{1, 1}});
+    const auto DUNE_UNUSED cells = getParam<std::array<int, 2>>("Grid.Cells", std::array<int, 2>{{1, 1}});
     if (cells[0] != 100 || cells[1] != 100) DUNE_THROW(Dune::InvalidStateException, "Cells should be 100 100!");
 
     auto tEnd = getParam<double>("TimeLoop.TEnd");
diff --git a/test/porousmediumflow/1pncmin/implicit/thermochemproblem.hh b/test/porousmediumflow/1pncmin/implicit/thermochemproblem.hh
index 80215b4f09cd1f66ae7c54d9781136c1128ba1af..47eca4d035ca4c6d52d9a360fcf328618e8fbefe 100644
--- a/test/porousmediumflow/1pncmin/implicit/thermochemproblem.hh
+++ b/test/porousmediumflow/1pncmin/implicit/thermochemproblem.hh
@@ -373,7 +373,6 @@ public:
                 const auto dofIdxGlobal = scv.dofIndex();
                 permeability_[dofIdxGlobal] = this->spatialParams().permeability(element, scv, elemSol);
                 porosity_[dofIdxGlobal] = volVars.porosity();
-                PrimaryVariables reactionRate;
                 reactionRate_[dofIdxGlobal] = rrate_.thermoChemReaction(volVars);
             }
         }