diff --git a/cmd/frostfs-cli/internal/client/client.go b/cmd/frostfs-cli/internal/client/client.go
index 03a987a57..dcd67f0d9 100644
--- a/cmd/frostfs-cli/internal/client/client.go
+++ b/cmd/frostfs-cli/internal/client/client.go
@@ -565,13 +565,6 @@ type HeadObjectPrm struct {
 	commonObjectPrm
 	objectAddressPrm
 	rawPrm
-
-	mainOnly bool
-}
-
-// SetMainOnlyFlag sets flag to get only main fields of an object header in terms of FrostFS API.
-func (x *HeadObjectPrm) SetMainOnlyFlag(v bool) {
-	x.mainOnly = v
 }
 
 // HeadObjectRes groups the resulting values of HeadObject operation.
diff --git a/cmd/frostfs-cli/modules/object/head.go b/cmd/frostfs-cli/modules/object/head.go
index 14797dc41..cf2e2d5e6 100644
--- a/cmd/frostfs-cli/modules/object/head.go
+++ b/cmd/frostfs-cli/modules/object/head.go
@@ -38,7 +38,6 @@ func initObjectHeadCmd() {
 	_ = objectHeadCmd.MarkFlagRequired(commonflags.OIDFlag)
 
 	flags.String(fileFlag, "", "File to write header to. Default: stdout.")
-	flags.Bool("main-only", false, "Return only main fields")
 	flags.Bool(commonflags.JSON, false, "Marshal output in JSON")
 	flags.Bool("proto", false, "Marshal output in Protobuf")
 	flags.Bool(rawFlag, false, rawFlagDesc)
@@ -49,7 +48,6 @@ func getObjectHeader(cmd *cobra.Command, _ []string) {
 	var obj oid.ID
 
 	objAddr := readObjectAddress(cmd, &cnr, &obj)
-	mainOnly, _ := cmd.Flags().GetBool("main-only")
 	pk := key.GetOrGenerate(cmd)
 
 	cli := internalclient.GetSDKClientByFlag(cmd, pk, commonflags.RPC)
@@ -62,7 +60,6 @@ func getObjectHeader(cmd *cobra.Command, _ []string) {
 	raw, _ := cmd.Flags().GetBool(rawFlag)
 	prm.SetRawFlag(raw)
 	prm.SetAddress(objAddr)
-	prm.SetMainOnlyFlag(mainOnly)
 
 	res, err := internalclient.HeadObject(cmd.Context(), prm)
 	if err != nil {