diff --git a/ackwork/ackwork_test.go b/ackwork/ackwork_test.go
index 43ef64162f90c0c1656e8ae90b00ddee161b84ad..c23b841d11b8832bb8839910fda1d98835ef0d80 100644
--- a/ackwork/ackwork_test.go
+++ b/ackwork/ackwork_test.go
@@ -20,7 +20,6 @@ final_temp 0
 x_ini 0.8,0.8,0.8
 x_delta, "0.4"
 n_step = 100000
-n_output = 5000
 fOutNamen testReal`
 
 func TestTypo(t *testing.T) { // Make sure a typo in input does provoke an error
@@ -34,7 +33,6 @@ ini_temp 1
 final_temp 0.05
 x_ini 15
 n_step 10000
-n_output 5000
 fOutName testanneal1d`
 
 var s3d = `
@@ -42,7 +40,6 @@ ini_temp 1
 final_temp 0.05
 x_ini 15,15,15
 n_step 10000
-n_output 500
 fOutName testanneal3d`
 
 // Five dimensions works easily. 10 is too hard.
@@ -51,16 +48,13 @@ ini_temp 0.15
 final_temp 0.02
 x_ini 7,7,7,7,7
 n_step 100000
-n_output 10000
 fOutName testanneal5d`
 
 var s10d = `
 ini_temp 0.1
 final_temp 0.02
 x_ini 7,7,7,7,7,7,7,7,7,7
-n_step 10000000
-n_step 10
-n_output 10000
+n_step 1000000
 fOutName testanneal10d`
 
 var sCold = `
@@ -68,7 +62,6 @@ ini_temp 1e-10
 final_temp 1e-12
 x_ini 1,1,1
 n_step 10000
-n_output 500
 fOutName testcold`
 
 var sHot = `
@@ -76,7 +69,6 @@ ini_temp 1
 final_temp 1
 x_ini 1,1,1
 n_step 10000
-n_output 500
 fOutName testhot`
 
 var sRealAnneal = `
@@ -84,7 +76,6 @@ ini_temp 0.5
 final_temp 0.05
 x_ini 7,1,7
 n_step 100000
-n_output 5000
 fOutName testreal`
 
 // These values seem to work well. There is something of a phase
@@ -104,7 +95,6 @@ ini_temp 0.18
 final_temp 0.01
 x_ini 7,1,7
 n_step 100000
-n_output 50000
 fOutName testphase`
 
 var csv_test = []string{
@@ -113,7 +103,7 @@ var csv_test = []string{
 func TestCsv(t *testing.T) {
 	for _, s := range csv_test {
 		if err := realmain(strings.NewReader(s)); err != nil {
-			t.Fatal("csv failed with\n", err, "\nInput", s)
+			t.Fatal("csv failed with\n", err, "\nInput:", s)
 		}
 	}
 }
@@ -122,8 +112,7 @@ var s1dplot = `
 ini_temp 0.0925
 final_temp 0.09
 x_ini 15,10,11,12,14,18,-12,-8,-9
-n_step 100000
-n_output 5000
+n_step 1000
 fOutName test9d
 fPltName testplot.svg
 xPltName testrajplt`
diff --git a/ackwork/rdprm.go b/ackwork/rdprm.go
index 02a62f1f00f3047f45cd057598f822b84a140e32..687fe4b5ba3f3bdd16028aaf255b10f8af26fe58 100644
--- a/ackwork/rdprm.go
+++ b/ackwork/rdprm.go
@@ -25,7 +25,6 @@ var cmdDflt = []struct {
 	{"final_temp", "1"},
 	{"n_step", "1000"},
 	{"n_run", "1"},
-	{"n_output", "500"},
 	{"x_ini", "3,4,5"},
 	{"x_delta", "0.5"},
 	{"seed", "1637"},
@@ -80,7 +79,6 @@ func digest(prmMap map[string]string, mcPrm *mcPrm) error {
 	mcPrm.xDlta = getf(prmMap["x_delta"])
 	mcPrm.nStep = getu(prmMap["n_step"])
 	mcPrm.nRun = getu(prmMap["n_run"])
-	mcPrm.nOutput = getu(prmMap["n_output"])
 	mcPrm.xIni = getx(prmMap["x_ini"])
 	mcPrm.fOutName = prmMap["foutname"]
 	mcPrm.fPltName = prmMap["fpltname"]