diff --git a/torch2trt/converters/interpolate_custom.py b/torch2trt/converters/interpolate_custom.py
index 913794c..207da54 100644
--- a/torch2trt/converters/interpolate_custom.py
+++ b/torch2trt/converters/interpolate_custom.py
@@ -67,7 +67,7 @@ def convert_interpolate(ctx):
         scale_factor = (1,)*2 + tuple(scale_factor)
         layer.scales = scale_factor
     else:
-        layer.shape = tuple(output.shape)
+        layer.scales = tuple([float(output_shape / input_shape) for input_shape, output_shape in zip(input.shape, output.shape)])
     layer.align_corners = align_corners
 
     if mode=="nearest":
@@ -80,7 +80,6 @@ def convert_interpolate(ctx):
 
     output._trt = layer.get_output(0)
 
-    
 
 class InterpolateTest(torch.nn.Module):
     def __init__(self, size=None, scale_factor=None, mode='nearest'):