diff --git a/FarmmapsZonering/Data/sentinel2_L2A_B04.tiff b/FarmmapsZonering/Data/sentinel2_L2A_B04.tiff
new file mode 100644
index 0000000..a4a5c1e
Binary files /dev/null and b/FarmmapsZonering/Data/sentinel2_L2A_B04.tiff differ
diff --git a/FarmmapsZonering/Data/sentinel2_L2A_B08.tiff b/FarmmapsZonering/Data/sentinel2_L2A_B08.tiff
new file mode 100644
index 0000000..e2d0c89
Binary files /dev/null and b/FarmmapsZonering/Data/sentinel2_L2A_B08.tiff differ
diff --git a/FarmmapsZonering/FarmmapsZonering.csproj b/FarmmapsZonering/FarmmapsZonering.csproj
index 10ba86c..b9ae3fa 100644
--- a/FarmmapsZonering/FarmmapsZonering.csproj
+++ b/FarmmapsZonering/FarmmapsZonering.csproj
@@ -24,8 +24,4 @@
         <ProjectReference Include="..\FarmmapsApi\FarmmapsApi.csproj" />
     </ItemGroup>
 
-    <ItemGroup>
-      <Folder Include="Data" />
-    </ItemGroup>
-
 </Project>
diff --git a/FarmmapsZonering/ZoneringInput.json b/FarmmapsZonering/ZoneringInput.json
index 8cd232b..dc23cc3 100644
--- a/FarmmapsZonering/ZoneringInput.json
+++ b/FarmmapsZonering/ZoneringInput.json
@@ -1,4 +1,5 @@
 [
+
   //Formule kan meerdere inputs aan
   // Met blokhaken en een nummer specificeer je een input:
   //[0], [10]. etc...
@@ -38,11 +39,10 @@
 
   //    ]
   //  },
-
   {
     "InputItemOne": "data_9001.tif",
     "InputItemTwo": "data_times_two_4326.tiff",
-    "Formula": "([1]-[0])/([1]+[0])",
+    "Formula": "if [0] >= 1.28 then [1] else 0",
     "CreatedLayerName": "Biomassa",
     "CalculatedQuantity": "NDVI",
     "CalculatedUnit": "ndviValue",