diff --git a/cmd/collectors/zapi/plugins/shelf/shelf.go b/cmd/collectors/zapi/plugins/shelf/shelf.go
index 69a1ee0d3..82d0ba319 100644
--- a/cmd/collectors/zapi/plugins/shelf/shelf.go
+++ b/cmd/collectors/zapi/plugins/shelf/shelf.go
@@ -56,7 +56,7 @@ func (my *Shelf) Init() error {
 
 	objects := my.Params.GetChildS("objects")
 	if objects == nil {
-		return errs.New(errs.ErrMissingParams, "objects")
+		return errs.New(errs.ErrMissingParam, "objects")
 	}
 
 	for _, obj := range objects.GetChildren() {
diff --git a/cmd/collectors/zapiperf/plugins/disk/disk.go b/cmd/collectors/zapiperf/plugins/disk/disk.go
index 942eaec60..37f43bea1 100644
--- a/cmd/collectors/zapiperf/plugins/disk/disk.go
+++ b/cmd/collectors/zapiperf/plugins/disk/disk.go
@@ -135,7 +135,7 @@ func (d *Disk) Init() error {
 
 	objects := d.Params.GetChildS("objects")
 	if objects == nil {
-		return errs.New(errs.ErrMissingParams, "objects")
+		return errs.New(errs.ErrMissingParam, "objects")
 	}
 
 	for _, obj := range objects.GetChildren() {
diff --git a/pkg/errs/errors.go b/pkg/errs/errors.go
index 2ff1104c0..40046e418 100644
--- a/pkg/errs/errors.go
+++ b/pkg/errs/errors.go
@@ -23,7 +23,6 @@ const (
 	ErrInvalidItem        = harvestError("invalid item")
 	ErrInvalidParam       = harvestError("invalid parameter")
 	ErrMissingParam       = harvestError("missing parameter")
-	ErrMissingParams      = harvestError("missing parameter")
 	ErrNoCollector        = harvestError("no collectors")
 	ErrNoInstance         = harvestError("no instances")
 	ErrNoMetric           = harvestError("no metrics")