diff --git a/Chapter 07 - The SARIMA Model.ipynb b/Chapter 07 - The SARIMA Model.ipynb
index 9204937..1f2d6af 100644
--- a/Chapter 07 - The SARIMA Model.ipynb	
+++ b/Chapter 07 - The SARIMA Model.ipynb	
@@ -93,7 +93,7 @@
     "                    for Q in range(2):\n",
     "\n",
     "                        try:\n",
-    "                            mod = sm.tsa.statespace.SARIMAX(train, order=(p,0,q), seasonal_order=(P,D,Q,52))\n",
+    "                            mod = sm.tsa.statespace.SARIMAX(train, order=(p,i,q), seasonal_order=(P,D,Q,52))\n",
     "                            res = mod.fit(disp=False)\n",
     "                            \n",
     "                            score = [p,i,q,P,D,Q,r2_score(test, res.forecast(steps=10))]\n",