diff --git a/basicsr/archs/srvgg_arch.py b/basicsr/archs/srvgg_arch.py
index d8fe5ceb4..f178a42f7 100644
--- a/basicsr/archs/srvgg_arch.py
+++ b/basicsr/archs/srvgg_arch.py
@@ -60,11 +60,11 @@ def __init__(self, num_in_ch=3, num_out_ch=3, num_feat=64, num_conv=16, upscale=
 
     def forward(self, x):
         out = x
-        for i in range(0, len(self.body)):
-            out = self.body[i](out)
+        for layer in self.body:
+            out = layer(out)
 
         out = self.upsampler(out)
         # add the nearest upsampled image, so that the network learns the residual
-        base = F.interpolate(x, scale_factor=self.upscale, mode='nearest')
+        base = F.interpolate(x, scale_factor=float(self.upscale), mode='nearest')
         out += base
         return out