1 files changed, 2 insertions, 2 deletions
diff --git a/Source/Laser/LaserParticleContainer.cpp b/Source/Laser/LaserParticleContainer.cpp
index a330200cc..1d9689979 100644
--- a/Source/Laser/LaserParticleContainer.cpp
+++ b/Source/Laser/LaserParticleContainer.cpp
@@ -249,8 +249,8 @@ LaserParticleContainer::InitData (int lev)
     {
         auto compute_min_max = [&](Real x, Real y, Real z){
             const Vector<Real>& pos_plane = InverseTransform({x, y, z});
-            int i = pos_plane[0]/S_X;
-            int j = pos_plane[1]/S_Y;
+            auto i = static_cast<int>(pos_plane[0]/S_X);
+            auto j = static_cast<int>(pos_plane[1]/S_Y);
             plane_lo[0] = std::min(plane_lo[0], i);
             plane_lo[1] = std::min(plane_lo[1], j);
             plane_hi[0] = std::max(plane_hi[0], i);