diff --git a/_layout/nav.html b/_layout/nav.html
index 047bf724..bf67bfcf 100644
--- a/_layout/nav.html
+++ b/_layout/nav.html
@@ -14,7 +14,7 @@
           <li><a href="/notes/05-The_Basics_of_Single_Node_Parallel_Computing/">05: Basics of Parallelism</a></li>
           <li><a href="/notes/06-The_Different_Flavors_of_Parallelism/">06: Flavors of Parallelism</a></li>
           <li><a href="/notes/07-Ordinary_Differential_Equations-Applications_and_Discretizations/">07: ODEs</a></li>
-          <li><a href="/notes/08-Forward-Mode_Automatic_Differentiation_/">08: Forward AD</a></li>
+          <li><a href="/notes/08-Forward-Mode_Automatic_Differentiation_(AD)_via_High_Dimensional_Algebras/">08: Forward AD</a></li>
           <li><a href="/notes/09-Solving_Stiff_Ordinary_Differential_Equations/">09: Stiff ODEs</a></li>
           <li><a href="/notes/10-Basic_Parameter_Estimation-Reverse-Mode_AD-and_Inverse_Problems/">10: Reverse AD</a></li>
           <li><a href="/notes/11-Differentiable_Programming_and_Neural_Differential_Equations/">11: δP</a></li>