diff --git a/notebooks/velocity-basics.ipynb b/notebooks/velocity-basics.ipynb
index f55701e..10e9532 100644
--- a/notebooks/velocity-basics.ipynb
+++ b/notebooks/velocity-basics.ipynb
@@ -18,7 +18,7 @@
     "\n",
     "The first example illustrates these concepts:\n",
     "  - First, we load the rotation model from the Seton et al (2012) dataset\n",
-    "  - Second, we get the stage rotation that describes how the plate 101 (North America) is moving over the time period between 11 Ma and 10 Ma. [Note that since don't specify which plate North America is moving relative to, this calculation will default to getting the velcocity relative to the absolute reference frame in the rotation file]\n"
+    "  - Second, we get the stage rotation that describes how the plate 101 (North America) is moving over the time period between 11 Ma and 10 Ma. [Note that since don't specify which plate North America is moving relative to, this calculation will default to getting the velocity relative to the absolute reference frame in the rotation file]\n"
    ]
   },
   {