diff --git a/desc/examples/NCSX b/desc/examples/NCSX
index de0a15001..794d46565 100644
--- a/desc/examples/NCSX
+++ b/desc/examples/NCSX
@@ -20,7 +20,7 @@ pert_order = 2.0
 # solver tolerances
 ftol = 1e-2
 xtol = 1e-6
-gtol = 1e-2
+gtol = 1e-8
 maxiter = 50
 
 # solver methods