diff --git a/src/one-body-sample.parset b/src/one-body-sample.parset
index f3b9b6174f4d4ff975af6ac06842a8999dd19166..48704f88bbd8ae19ce2869d5a881ea0c26ea2af2 100644
--- a/src/one-body-sample.parset
+++ b/src/one-body-sample.parset
@@ -31,7 +31,7 @@ maxiterations = 1000000
 
 [solver.truncatedgs]
 use = false
-maxiterations = 100000
+maxiterations = 1000000
 
 [solver.tnnmg]
 use = true