diff --git a/BNNBot_garage/BNNBot b/BNNBot_garage/BNNBot
index 81d393e..a579884 100755
Binary files a/BNNBot_garage/BNNBot and b/BNNBot_garage/BNNBot differ
diff --git a/BNNBot_garage/src/hebbian.nim b/BNNBot_garage/src/hebbian.nim
index ca597a0..2404c7f 100644
--- a/BNNBot_garage/src/hebbian.nim
+++ b/BNNBot_garage/src/hebbian.nim
@@ -48,6 +48,6 @@ proc learn*(net: var HebbianNet, trace: EligibilityTrace, reward: float) =
   for i in 0..<N_IN:
     if trace.input[i] == 1:
       for j in 0..<N_OUT:
-        if trace.output[j] == 1:
-          net.W[i * N_OUT + j] += LEARNING_RATE * decayedReward
-          net.W[i * N_OUT + j]  = clamp(net.W[i * N_OUT + j], -W_CLAMP, W_CLAMP)
+        let sign = if trace.output[j] == 1: 1.0 else: -1.0
+        net.W[i * N_OUT + j] += LEARNING_RATE * sign * decayedReward
+        net.W[i * N_OUT + j] = clamp(net.W[i * N_OUT + j], -W_CLAMP, W_CLAMP)