diff --git a/seq_linear_solvers/amg/amg/params.amg b/seq_linear_solvers/amg/amg/params.amg
index 152802879..d420b5e10 100644
--- a/seq_linear_solvers/amg/amg/params.amg
+++ b/seq_linear_solvers/amg/amg/params.amg
@@ -1,6 +1,7 @@
 
 c     parameter(ndima=500000,ndimu=40000,ndimp=15000,ndimb=100000)
-      parameter(ndima=600000,ndimu=20000,ndimp=16000,ndimb=100000)
+c     parameter(ndima=600000,ndimu=20000,ndimp=16000,ndimb=100000)
+      parameter(ndima=600000,ndimu=100000,ndimp=100000,ndimb=200000)
 c     parameter(ndima=400000,ndimu=50000,ndimp=50000,ndimb=100000)
 c     parameter(ndima=100000,ndimu=10000,ndimp=10000,ndimb=20000)
 c     parameter(ndima=60000,ndimu=5000,ndimp=5000,ndimb=10000)
diff --git a/seq_ls/amg/amg/params.amg b/seq_ls/amg/amg/params.amg
index 152802879..d420b5e10 100644
--- a/seq_ls/amg/amg/params.amg
+++ b/seq_ls/amg/amg/params.amg
@@ -1,6 +1,7 @@
 
 c     parameter(ndima=500000,ndimu=40000,ndimp=15000,ndimb=100000)
-      parameter(ndima=600000,ndimu=20000,ndimp=16000,ndimb=100000)
+c     parameter(ndima=600000,ndimu=20000,ndimp=16000,ndimb=100000)
+      parameter(ndima=600000,ndimu=100000,ndimp=100000,ndimb=200000)
 c     parameter(ndima=400000,ndimu=50000,ndimp=50000,ndimb=100000)
 c     parameter(ndima=100000,ndimu=10000,ndimp=10000,ndimb=20000)
 c     parameter(ndima=60000,ndimu=5000,ndimp=5000,ndimb=10000)