diff --git a/Regression/Checksum/benchmarks_json/test_2d_pec_field_insulator.json b/Regression/Checksum/benchmarks_json/test_2d_pec_field_insulator.json
index ca6f38977ae..622cb5e5d30 100644
--- a/Regression/Checksum/benchmarks_json/test_2d_pec_field_insulator.json
+++ b/Regression/Checksum/benchmarks_json/test_2d_pec_field_insulator.json
@@ -1,13 +1,13 @@
 {
   "lev=0": {
     "Bx": 0.0,
-    "By": 0.34938851065132936,
+    "By": 0.33065279639752304,
     "Bz": 0.0,
-    "Ex": 31871402.236828588,
+    "Ex": 31873416.396984838,
     "Ey": 0.0,
-    "Ez": 104908439.18998256,
+    "Ez": 99285542.27022335,
     "jx": 0.0,
     "jy": 0.0,
     "jz": 0.0
   }
-}
\ No newline at end of file
+}