diff --git a/src/coreComponents/physicsSolvers/fluidFlow/SinglePhaseFVMKernels.hpp b/src/coreComponents/physicsSolvers/fluidFlow/SinglePhaseFVMKernels.hpp
index 26948d6b336..5b6e76ef2d6 100644
--- a/src/coreComponents/physicsSolvers/fluidFlow/SinglePhaseFVMKernels.hpp
+++ b/src/coreComponents/physicsSolvers/fluidFlow/SinglePhaseFVMKernels.hpp
@@ -44,7 +44,6 @@ namespace geos
 
 namespace singlePhaseFVMKernels
 {
-using namespace fluxKernelsHelper;
 
 /******************************** FaceBasedAssemblyKernelBase ********************************/
 
@@ -359,21 +358,21 @@ class FaceBasedAssemblyKernel : public FaceBasedAssemblyKernelBase
         localIndex const subRegionIndex[2] = {m_sesri( iconn, k[0] ), m_sesri( iconn, k[1] )};
         localIndex const elementIndex[2]   = {m_sei( iconn, k[0] ), m_sei( iconn, k[1] )};
 
-        computeSinglePhaseFlux( regionIndex, subRegionIndex, elementIndex,
-                                trans,
-                                dTrans,
-                                m_pres,
-                                m_gravCoef,
-                                m_dens,
-                                m_dDens_dPres,
-                                m_mob,
-                                m_dMob_dPres,
-                                alpha,
-                                mobility,
-                                potGrad,
-                                fluxVal,
-                                dFlux_dP,
-                                dFlux_dTrans );
+        fluxKernelsHelper::computeSinglePhaseFlux( regionIndex, subRegionIndex, elementIndex,
+                                                   trans,
+                                                   dTrans,
+                                                   m_pres,
+                                                   m_gravCoef,
+                                                   m_dens,
+                                                   m_dDens_dPres,
+                                                   m_mob,
+                                                   m_dMob_dPres,
+                                                   alpha,
+                                                   mobility,
+                                                   potGrad,
+                                                   fluxVal,
+                                                   dFlux_dP,
+                                                   dFlux_dTrans );
 
         // populate local flux vector and derivatives
         stack.localFlux[k[0]*numEqn] += m_dt * fluxVal;