diff --git a/lsgan/lsgan.py b/lsgan/lsgan.py
index 6014f51..09e9683 100644
--- a/lsgan/lsgan.py
+++ b/lsgan/lsgan.py
@@ -34,7 +34,7 @@ class LSGAN():
         self.generator = self.build_generator()
 
         # The generator takes noise as input and generated imgs
-        z = Input(shape=(100,))
+        z = Input(shape=(self.latent_dim,))
         img = self.generator(z)
 
         # For the combined model we will only train the generator