diff --git a/02_production.ipynb b/02_production.ipynb
index 6c2a014..98c853b 100644
--- a/02_production.ipynb
+++ b/02_production.ipynb
@@ -2011,4 +2011,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 4
-}
\ No newline at end of file
+}
diff --git a/10_nlp.ipynb b/10_nlp.ipynb
index e78f3e0..451ae76 100644
--- a/10_nlp.ipynb
+++ b/10_nlp.ipynb
@@ -2283,4 +2283,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 2
-}
\ No newline at end of file
+}
diff --git a/clean/16_accel_sgd.ipynb b/clean/16_accel_sgd.ipynb
index a411f0d..492d60c 100644
--- a/clean/16_accel_sgd.ipynb
+++ b/clean/16_accel_sgd.ipynb
@@ -319,8 +319,8 @@
    "outputs": [],
    "source": [
     "class ModelResetter(Callback):\n",
-    "    def begin_train(self):    self.model.reset()\n",
-    "    def begin_validate(self): self.model.reset()"
+    "    def before_train(self):    self.model.reset()\n",
+    "    def before_validate(self): self.model.reset()"
    ]
   },
   {