diff --git a/src/test/resources/model/test-model/calc-config.json b/src/test/resources/model/test-model/calc-config.json
index c86e4964bf0f5c2d9e8108e269da59adc2ac5cad..458a33e71b251f184a56945743651a8cabd5a609 100644
--- a/src/test/resources/model/test-model/calc-config.json
+++ b/src/test/resources/model/test-model/calc-config.json
@@ -8,7 +8,8 @@
       "SA0P2": [0.0025, 0.0045, 0.0075, 0.0113, 0.0169, 0.0253, 0.038, 0.057, 0.0854, 0.128, 0.192, 0.288, 0.432, 0.649, 0.973, 1.46, 2.19, 3.28, 4.92, 7.38],
       "SA1P0": [0.0025, 0.0045, 0.0075, 0.0113, 0.0169, 0.0253, 0.038, 0.057, 0.0854, 0.128, 0.192, 0.288, 0.432, 0.649, 0.973, 1.46, 2.19, 3.28, 4.92, 7.38],
       "SA5P0": [0.0025, 0.0045, 0.0075, 0.0113, 0.0169, 0.0253, 0.038, 0.057, 0.0854, 0.128, 0.192, 0.288, 0.432, 0.649, 0.973, 1.46, 2.19, 3.28, 4.92, 7.38]
-    }
+    },
+    "gridFocalMechUpdate": false
   },
   "output": {
     "directory": "tmp/model-tests"