1 files changed, 5 insertions, 2 deletions
diff --git a/include/brain/bias_node.h b/include/brain/bias_node.h
index 501a0a0..8920eb3 100644
--- a/include/brain/bias_node.h
+++ b/include/brain/bias_node.h
@@ -5,6 +5,9 @@
 class BiasNode: public NeuralNode
 {
 public:
-    BiasNode();
-    virtual double activation() const { return 1; }
+    BiasNode()
+    {
+	_activation = 1;
+	_activationChanged = false;
+    }
 };