diff --git a/PotentialFlow/magnus.geo b/PotentialFlow/magnus.geo
index e13fa67a9fe64766daccb0e09a689ab507d6897d..ce3a2876740b2d8652a931db9046d493822ecfb5 100644
--- a/PotentialFlow/magnus.geo
+++ b/PotentialFlow/magnus.geo
@@ -26,7 +26,7 @@ PtB = 2;
 Else // naca airfoil
 
 lca = 0.03;
-Include "nacaAirFoil.geo";
+Include "nacaAirfoil.geo";
 PtA = 121;
 PtB = 81;