diff --git a/docs/examples/vector_stores/ChromaIndexDemo.ipynb b/docs/examples/vector_stores/ChromaIndexDemo.ipynb
index 9467baa1d4c02bc64a0ae5c0878a83f1ccddc2ce..eee690d3cc75a34f54d0580dad413a837bc0052c 100644
--- a/docs/examples/vector_stores/ChromaIndexDemo.ipynb
+++ b/docs/examples/vector_stores/ChromaIndexDemo.ipynb
@@ -65,7 +65,7 @@
    "source": [
     "## Basic Example\n",
     "\n",
-    "In this basic example, we take the a Paul Graham essay, split it into chunks, embed it using an open-source embedding model, load it into Chroma, and then query it."
+    "In this basic example, we take the Paul Graham essay, split it into chunks, embed it using an open-source embedding model, load it into Chroma, and then query it."
    ]
   },
   {