diff --git a/opm/simulators/linalg/bda/opencl/openclSolverBackend.cpp b/opm/simulators/linalg/bda/opencl/openclSolverBackend.cpp
index 52b7bac3a..c47f7a617 100644
--- a/opm/simulators/linalg/bda/opencl/openclSolverBackend.cpp
+++ b/opm/simulators/linalg/bda/opencl/openclSolverBackend.cpp
@@ -432,7 +432,7 @@ void openclSolverBackend<block_size>::initialize(std::shared_ptr<BlockedMatrix>
         prec->setOpencl(context, queue);
 
 #if COPY_ROW_BY_ROW
-        vals_contiguous = new double[N];
+        vals_contiguous.resize(nnz);
 #endif
         mat = matrix;
         jacMat = jacMatrix;