diff --git a/docs/src/lib/functions.md b/docs/src/lib/functions.md
index 01639f16..92b5058d 100644
--- a/docs/src/lib/functions.md
+++ b/docs/src/lib/functions.md
@@ -22,6 +22,7 @@ GeophysicalFlows.TwoDNavierStokes.energy_work
 GeophysicalFlows.TwoDNavierStokes.enstrophy_dissipation_hyperviscosity
 GeophysicalFlows.TwoDNavierStokes.enstrophy_dissipation_hypoviscosity
 GeophysicalFlows.TwoDNavierStokes.enstrophy_work
+GeophysicalFlows.TwoDNavierStokes.palinstrophy
 ```
 
 ### Private functions