diff --git a/src/one-body-sample.parset b/src/one-body-sample.parset
index 1a1c33701a0054f95d41aee3d2f413b04b64b708..5f332639c961eec1fd55e01a26279f9053334ea5 100644
--- a/src/one-body-sample.parset
+++ b/src/one-body-sample.parset
@@ -3,13 +3,13 @@ timesteps = 100
 
 verbose = false
 
-useNonlinearGS = true
+useNonlinearGS = false # true
 useGS = false
 useTruncatedGS = false
 useTNNMG = true
 
 [grid]
-refinements = 5
+refinements = 3
 
 [body]
 E = 3e2
@@ -20,7 +20,7 @@ nu = 0.3
 
 [solver]
 maxiterations = 1000000
-tolerance = 1e-8
+tolerance = 1e-12
 
 [localsolver]
 steps = 1