diff --git a/tutorials/1.introduction.ipynb b/tutorials/1.introduction.ipynb
index e702ed6..c33df65 100644
--- a/tutorials/1.introduction.ipynb
+++ b/tutorials/1.introduction.ipynb
@@ -68,7 +68,7 @@
    "source": [
     "## Pydantic to the rescue\n",
     "\n",
-    "Pydantic is a library that allows us to define data structures, and then validate them. It also allows us to define data structures.\n"
+    "Pydantic is a library that allows us to define data structures, and then validate them.\n"
    ]
   },
   {