diff --git a/aimodel/src/deeplabv3_plus_test.py b/aimodel/src/deeplabv3_plus_test.py
index b0a7d03..0644e6c 100755
--- a/aimodel/src/deeplabv3_plus_test.py
+++ b/aimodel/src/deeplabv3_plus_test.py
@@ -118,8 +118,8 @@ def DilatedSpatialPyramidPooling(dspp_input):
     return output
 
 
-def DeeplabV3Plus(image_size, num_classes):
-    model_input = tf.keras.Input(shape=(image_size, image_size, 3))
+def DeeplabV3Plus(image_size, num_classes, num_channels=3):
+    model_input = tf.keras.Input(shape=(image_size, image_size, num_channels))
     resnet50 = tf.keras.applications.ResNet50(
         weights="imagenet", include_top=False, input_tensor=model_input
     )