diff --git a/noisemodelling-jdbc/src/test/java/org/noise_planet/noisemodelling/jdbc/AttenuationCnossosTest.java b/noisemodelling-jdbc/src/test/java/org/noise_planet/noisemodelling/jdbc/AttenuationCnossosTest.java
index 3b2336283..ba02f0d6e 100644
--- a/noisemodelling-jdbc/src/test/java/org/noise_planet/noisemodelling/jdbc/AttenuationCnossosTest.java
+++ b/noisemodelling-jdbc/src/test/java/org/noise_planet/noisemodelling/jdbc/AttenuationCnossosTest.java
@@ -76,13 +76,7 @@ private static void assertDoubleArrayEquals(String valueName, double[] expected,
         assertEquals(valueName + ": Different array length;", expected.length, actual.length);
         for(int i=0; i< expected.length; i++) {
             if(!Double.isNaN(expected[i])){
-                double deltaOff = 1;
-                /*if(expected[i]!=0) {
-                    while (Math.abs(expected[i]/deltaOff) < 1) {
-                        deltaOff /= 10;
-                    }
-                }*/
-                assertEquals(valueName + ": Arrays first differed at element ["+i+"];", expected[i], actual[i], delta*deltaOff);
+                assertEquals(valueName + ": Arrays first differed at element ["+i+"];", expected[i], actual[i], delta);
             }
         }
     }
diff --git a/noisemodelling-pathfinder/src/main/java/org/noise_planet/noisemodelling/pathfinder/profilebuilder/CutProfile.java b/noisemodelling-pathfinder/src/main/java/org/noise_planet/noisemodelling/pathfinder/profilebuilder/CutProfile.java
index 8dabf59e8..df8889419 100644
--- a/noisemodelling-pathfinder/src/main/java/org/noise_planet/noisemodelling/pathfinder/profilebuilder/CutProfile.java
+++ b/noisemodelling-pathfinder/src/main/java/org/noise_planet/noisemodelling/pathfinder/profilebuilder/CutProfile.java
@@ -96,9 +96,13 @@ public void addWallCutPt(Coordinate coord, int id, boolean corner, List<Double>
      * Add a topographic cutting point.
      * @param coord Coordinate of the cutting point.
      * @param id    Id of the cut topography.
+     * @return Added cut point instance
      */
-    public void addTopoCutPt(Coordinate coord, int id) {
-        pts.add(new CutPoint(coord, TOPOGRAPHY, id));
+    public CutPoint addTopoCutPt(Coordinate coord, int id) {
+        CutPoint topoCutPoint = new CutPoint(coord, TOPOGRAPHY, id);
+        topoCutPoint.setZGround(coord.z);
+        pts.add(topoCutPoint);
+        return topoCutPoint;
     }
 
     /**
diff --git a/noisemodelling-pathfinder/src/main/java/org/noise_planet/noisemodelling/pathfinder/profilebuilder/ProfileBuilder.java b/noisemodelling-pathfinder/src/main/java/org/noise_planet/noisemodelling/pathfinder/profilebuilder/ProfileBuilder.java
index 6f1addcb2..20dfb6d91 100644
--- a/noisemodelling-pathfinder/src/main/java/org/noise_planet/noisemodelling/pathfinder/profilebuilder/ProfileBuilder.java
+++ b/noisemodelling-pathfinder/src/main/java/org/noise_planet/noisemodelling/pathfinder/profilebuilder/ProfileBuilder.java
@@ -1295,6 +1295,8 @@ public int getTriangleIdByCoordinate(Coordinate pt) {
     public void addTopoCutPts(Coordinate p1, Coordinate p2, CutProfile profile, boolean stopAtObstacleOverSourceReceiver) {
         List<Coordinate> coordinates = new ArrayList<>();
         boolean freeField = fetchTopographicProfile(coordinates, p1, p2, stopAtObstacleOverSourceReceiver);
+        profile.getSource().zGround = coordinates.get(0).z;
+        profile.getReceiver().zGround = coordinates.get(coordinates.size() - 1).z;
         profile.hasTopographyIntersection = !freeField;
         // Remove unnecessary points
         ArrayList<Coordinate> retainedCoordinates = new ArrayList<>(coordinates.size());