diff --git a/src/rbm/train.py b/src/rbm/train.py
index ea183e8..0573dab 100644
--- a/src/rbm/train.py
+++ b/src/rbm/train.py
@@ -94,7 +94,7 @@ def cd_binary_binary(entity: Entity, data_pos: Mat):
 
 def cd_gaussian_binary(entity: Entity, data_pos: Mat):
 	# Positive phase
-	h_probs_pos = prob(entity.h_given_v(data_pos + sample_gaussian(data_pos)))
+	h_probs_pos = prob(entity.h_given_v(data_pos))
 
 	# Update weights (positive phase)
 	dw = np.dot(np.transpose(data_pos), h_probs_pos)