diff --git a/data/conf/isolines/isolines-profiles.json b/data/conf/isolines/isolines-profiles.json
index 2cfaf3ffe..9dead9286 100644
--- a/data/conf/isolines/isolines-profiles.json
+++ b/data/conf/isolines/isolines-profiles.json
@@ -21,7 +21,7 @@
                 "latLonStepFactor": 2,
                 "maxIsolinesLength": 500,
                 "medianFilterR": 1,
-                "simplificationZoom": 17
+                "simplificationZoom": 16
             }
         },
         {
@@ -30,7 +30,7 @@
                 "alitudesStep": 50,
                 "gaussianFilterRFactor": 1.0,
                 "gaussianFilterStDev": 2.0,
-                "latLonStepFactor": 1,
+                "latLonStepFactor": 2,
                 "maxIsolinesLength": 500,
                 "medianFilterR": 1,
                 "simplificationZoom": 15
@@ -42,7 +42,7 @@
                 "alitudesStep": 50,
                 "gaussianFilterRFactor": 1.0,
                 "gaussianFilterStDev": 2.0,
-                "latLonStepFactor": 1,
+                "latLonStepFactor": 2,
                 "maxIsolinesLength": 500,
                 "medianFilterR": 1,
                 "simplificationZoom": 14
@@ -54,7 +54,7 @@
                 "alitudesStep": 100,
                 "gaussianFilterRFactor": 1.0,
                 "gaussianFilterStDev": 2.0,
-                "latLonStepFactor": 1,
+                "latLonStepFactor": 2,
                 "maxIsolinesLength": 500,
                 "medianFilterR": 1,
                 "simplificationZoom": 14
@@ -66,7 +66,7 @@
                 "alitudesStep": 100,
                 "gaussianFilterRFactor": 1.0,
                 "gaussianFilterStDev": 2.0,
-                "latLonStepFactor": 2,
+                "latLonStepFactor": 4,
                 "maxIsolinesLength": 500,
                 "medianFilterR": 1,
                 "simplificationZoom": 14