diff --git a/pkg/obioptions/version.go b/pkg/obioptions/version.go
index 7698f7d..8f472af 100644
--- a/pkg/obioptions/version.go
+++ b/pkg/obioptions/version.go
@@ -8,7 +8,7 @@ import (
 // corresponds to the last commit, and not the one when the file will be
 // commited
 
-var _Commit = "becb995"
+var _Commit = "d066bb6"
 var _Version = "Release 4.2.0"
 
 // Version returns the version of the obitools package.
diff --git a/pkg/obitools/obidemerge/demerge.go b/pkg/obitools/obidemerge/demerge.go
index ece68b2..b3ca77b 100644
--- a/pkg/obitools/obidemerge/demerge.go
+++ b/pkg/obitools/obidemerge/demerge.go
@@ -33,12 +33,6 @@ func MakeDemergeWorker(key string) obiseq.SeqWorker {
 }
 
 func CLIDemergeSequences(iterator obiiter.IBioSequence) obiiter.IBioSequence {
-
-	if CLIHasSlotToDemerge() {
-
-		worker := MakeDemergeWorker(CLIDemergeSlot())
-		return iterator.MakeIWorker(worker, false, obioptions.CLIParallelWorkers(), 0)
-	}
-
-	return iterator
+	worker := MakeDemergeWorker(CLIDemergeSlot())
+	return iterator.MakeIWorker(worker, false, obioptions.CLIParallelWorkers(), 0)
 }
diff --git a/pkg/obitools/obidemerge/options.go b/pkg/obitools/obidemerge/options.go
index af6e970..331a7d5 100644
--- a/pkg/obitools/obidemerge/options.go
+++ b/pkg/obitools/obidemerge/options.go
@@ -5,7 +5,7 @@ import (
 	"github.com/DavidGamba/go-getoptions"
 )
 
-var _Demerge = ""
+var _Demerge = "sample"
 
 func DemergeOptionSet(options *getoptions.GetOpt) {
 
@@ -24,7 +24,3 @@ func OptionSet(options *getoptions.GetOpt) {
 func CLIDemergeSlot() string {
 	return _Demerge
 }
-
-func CLIHasSlotToDemerge() bool {
-	return _Demerge != ""
-}