diff --git a/16_nlp_with_rnns_and_attention.ipynb b/16_nlp_with_rnns_and_attention.ipynb
index cd719a5..b682c3e 100644
--- a/16_nlp_with_rnns_and_attention.ipynb
+++ b/16_nlp_with_rnns_and_attention.ipynb
@@ -1599,7 +1599,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "INPUT_CHARS = \"\".join(sorted(set(\"\".join(MONTHS)))) + \"01234567890, \"\n",
+    "INPUT_CHARS = \"\".join(sorted(set(\"\".join(MONTHS) + \"0123456789, \")))\n",
     "INPUT_CHARS"
    ]
   },