diff --git a/docs/source/notebooks/bayes_param_survival_pymc3.ipynb b/docs/source/notebooks/bayes_param_survival_pymc3.ipynb
index 01c9c8008e..7d0dae77dc 100644
--- a/docs/source/notebooks/bayes_param_survival_pymc3.ipynb
+++ b/docs/source/notebooks/bayes_param_survival_pymc3.ipynb
@@ -168,7 +168,7 @@
    "source": [
     "## Accelerated failure time models\n",
     "\n",
-    "[Accenterated failure time models](https://en.wikipedia.org/wiki/Accelerated_failure_time_model) are the most common type of parametric survival regression models.  The fundamental quantity of survival analysis is the [survival function](https://en.wikipedia.org/wiki/Survival_function); if $T$ is the random variable representing the time to the event in question, the survival function is $S(t) = P(T > t)$.  Accelerated failure time models incorporate covariates $\\mathbf{x}$ into the survival function as\n",
+    "[Accelerated failure time models](https://en.wikipedia.org/wiki/Accelerated_failure_time_model) are the most common type of parametric survival regression models.  The fundamental quantity of survival analysis is the [survival function](https://en.wikipedia.org/wiki/Survival_function); if $T$ is the random variable representing the time to the event in question, the survival function is $S(t) = P(T > t)$.  Accelerated failure time models incorporate covariates $\\mathbf{x}$ into the survival function as\n",
     "\n",
     "$$S(t\\ |\\ \\beta, \\mathbf{x}) = S_0\\left(\\exp\\left(\\beta^{\\top} \\mathbf{x}\\right) \\cdot t\\right),$$\n",
     "\n",