diff --git a/notebooks/PersistentResults.ipynb b/notebooks/PersistentResults.ipynb
index 77b98dc..5066baa 100644
--- a/notebooks/PersistentResults.ipynb
+++ b/notebooks/PersistentResults.ipynb
@@ -5,7 +5,7 @@
    "metadata": {},
    "source": [
     "# Using the SPARQL Slurper to build graphs\n",
-    "The following example uses a Wikidata ShEx definition to construct the minimal conforming graph from WikiData.  The graph (`permagraph`) is then displayed\n",
+    "The following example uses a Wikidata ShEx definition to construct the minimal conforming graph from Wikidata.  The graph (`permagraph`) is then displayed\n",
     "\n",
     "Details:\n",
     "* -ss     - use the SparqlSlurper\n",