diff --git a/ToxicClassifier.ipynb b/ToxicClassifier.ipynb
index 53c694e..b07f8ba 100644
--- a/ToxicClassifier.ipynb
+++ b/ToxicClassifier.ipynb
@@ -142,7 +142,7 @@
     "def get_mdl(y):\n",
     "    y = y.values\n",
     "    r = np.log(pr(1,y) / pr(0,y))\n",
-    "    m = LogisticRegression(C=5, dual=False)\n",
+    "    m = LogisticRegression(C=4, dual=False)\n",
     "    x_nb = x.multiply(r)\n",
     "    return m.fit(x_nb, y), r"
    ]