diff --git a/keras_contrib/layers/core.py b/keras_contrib/layers/core.py
index 63c498e..4c5da2c 100644
--- a/keras_contrib/layers/core.py
+++ b/keras_contrib/layers/core.py
@@ -153,7 +153,7 @@ class CosineDense(Layer):
 
         xWnorm = (xnorm * Wnorm)
 
-        output = K.dot(x, self.W)/xWnorm
+        output = K.dot(x, self.W) / xWnorm
         if self.bias:
             output += (self.b / xWnorm)
         return self.activation(output)