diff --git a/Regression/Checksum/benchmarks_json/test_3d_open_bc_poisson_solver.json b/Regression/Checksum/benchmarks_json/test_3d_open_bc_poisson_solver.json
index af9ab3a0bdd..80561aaa4e1 100644
--- a/Regression/Checksum/benchmarks_json/test_3d_open_bc_poisson_solver.json
+++ b/Regression/Checksum/benchmarks_json/test_3d_open_bc_poisson_solver.json
@@ -1,19 +1,19 @@
 {
   "lev=0": {
-    "Bx": 100915933.446046,
+    "Bx": 100915933.44604117,
     "By": 157610622.18548763,
-    "Bz": 2.76973993530483e-13,
-    "Ex": 4.725065270619211e+16,
-    "Ey": 3.0253948989388292e+16,
+    "Bz": 9.614441087794229e-14,
+    "Ex": 4.725065270619209e+16,
+    "Ey": 3.025394898938681e+16,
     "Ez": 3276573.9514776673,
     "rho": 10994013582437.193
   },
   "electron": {
-    "particle_momentum_x": 5.701277606055763e-19,
-    "particle_momentum_y": 3.6504516636842883e-19,
+    "particle_momentum_x": 5.7012776060557455e-19,
+    "particle_momentum_y": 3.650451663685222e-19,
     "particle_momentum_z": 1.145432768297242e-10,
     "particle_position_x": 17.314086912497864,
-    "particle_position_y": 0.25836912671877965,
+    "particle_position_y": 0.25836912671877954,
     "particle_position_z": 10066.329600000008,
     "particle_weight": 19969036501.910976
   }