diff --git a/pysegcnn/core/constants.py b/pysegcnn/core/constants.py
index cc27feaa4b769407ddd144273e1cc86ed98138c8..e2d5cd5ca88e764a16d65a260e217f2046fb6184 100644
--- a/pysegcnn/core/constants.py
+++ b/pysegcnn/core/constants.py
@@ -41,7 +41,7 @@ class Landsat8(MultiSpectralSensor):
 
     """
 
-    aerosol = 1
+    ublue = 1
     blue = 2
     green = 3
     red = 4
@@ -62,7 +62,7 @@ class Sentinel2(MultiSpectralSensor):
 
     """
 
-    aerosol = 1
+    ublue = 1
     blue = 2
     green = 3
     red = 4