diff --git a/bin/oli/src/bin/oli.rs b/bin/oli/src/bin/oli.rs
index 61685b991d17..99ba3d276307 100644
--- a/bin/oli/src/bin/oli.rs
+++ b/bin/oli/src/bin/oli.rs
@@ -24,35 +24,19 @@
 
 use std::env;
 use std::ffi::OsStr;
-use std::ffi::OsString;
 use std::path::PathBuf;
 
 use anyhow::anyhow;
 use anyhow::Result;
-use clap::value_parser;
 use oli::commands::OliSubcommand;
 
 #[derive(Debug, clap::Parser)]
 #[command(about, version)]
 pub struct Oli {
-    /// Path to the config file.
-    #[arg(
-        long,
-        global = true,
-        default_value = default_config_path(),
-        value_parser = value_parser!(PathBuf)
-    )]
-    config: Option<PathBuf>,
-
     #[command(subcommand)]
     subcommand: OliSubcommand,
 }
 
-fn default_config_path() -> OsString {
-    let d = dirs::config_dir().expect("unknown config dir");
-    d.join("oli/config.toml").as_os_str().to_owned()
-}
-
 #[tokio::main]
 async fn main() -> Result<()> {
     // Guard against infinite proxy recursion. This mostly happens due to
diff --git a/bin/oli/src/commands/cat.rs b/bin/oli/src/commands/cat.rs
index 35f9910ceb62..55456300caaa 100644
--- a/bin/oli/src/commands/cat.rs
+++ b/bin/oli/src/commands/cat.rs
@@ -20,6 +20,7 @@ use std::path::PathBuf;
 use anyhow::Result;
 use futures::io;
 
+use crate::commands::default_config_path;
 use crate::config::Config;
 
 #[derive(Debug, clap::Parser)]
@@ -30,7 +31,11 @@ use crate::config::Config;
 )]
 pub struct CatCmd {
     /// Path to the config file.
-    #[arg(from_global)]
+    #[arg(
+        long,
+        default_value = default_config_path(),
+        value_parser = clap::value_parser!(PathBuf)
+    )]
     pub config: PathBuf,
     #[arg()]
     pub target: String,
diff --git a/bin/oli/src/commands/cp.rs b/bin/oli/src/commands/cp.rs
index 35460b37da99..583b69ea202b 100644
--- a/bin/oli/src/commands/cp.rs
+++ b/bin/oli/src/commands/cp.rs
@@ -22,13 +22,18 @@ use anyhow::Result;
 use futures::AsyncWriteExt;
 use futures::TryStreamExt;
 
+use crate::commands::default_config_path;
 use crate::config::Config;
 
 #[derive(Debug, clap::Parser)]
 #[command(name = "cp", about = "Copy object", disable_version_flag = true)]
 pub struct CopyCmd {
     /// Path to the config file.
-    #[arg(from_global)]
+    #[arg(
+        long,
+        default_value = default_config_path(),
+        value_parser = clap::value_parser!(PathBuf)
+    )]
     pub config: PathBuf,
     #[arg()]
     pub source: String,
diff --git a/bin/oli/src/commands/ls.rs b/bin/oli/src/commands/ls.rs
index 4c24418f6bf6..c3a6253b1184 100644
--- a/bin/oli/src/commands/ls.rs
+++ b/bin/oli/src/commands/ls.rs
@@ -20,13 +20,18 @@ use std::path::PathBuf;
 use anyhow::Result;
 use futures::TryStreamExt;
 
+use crate::commands::default_config_path;
 use crate::config::Config;
 
 #[derive(Debug, clap::Parser)]
 #[command(name = "ls", about = "List object", disable_version_flag = true)]
 pub struct LsCmd {
     /// Path to the config file.
-    #[arg(from_global)]
+    #[arg(
+        long,
+        default_value = default_config_path(),
+        value_parser = clap::value_parser!(PathBuf)
+    )]
     pub config: PathBuf,
     #[arg()]
     pub target: String,
diff --git a/bin/oli/src/commands/mod.rs b/bin/oli/src/commands/mod.rs
index 0971a42f4551..3d65d617c0ed 100644
--- a/bin/oli/src/commands/mod.rs
+++ b/bin/oli/src/commands/mod.rs
@@ -17,12 +17,19 @@
 
 //! Commands provides the implementation of each command.
 
+use std::ffi::OsString;
+
 pub mod cat;
 pub mod cp;
 pub mod ls;
 pub mod rm;
 pub mod stat;
 
+fn default_config_path() -> OsString {
+    let d = dirs::config_dir().expect("unknown config dir");
+    d.join("oli/config.toml").as_os_str().to_owned()
+}
+
 #[derive(Debug, clap::Subcommand)]
 pub enum OliSubcommand {
     Cat(cat::CatCmd),
diff --git a/bin/oli/src/commands/rm.rs b/bin/oli/src/commands/rm.rs
index fd91261b1eb7..581e609edc2b 100644
--- a/bin/oli/src/commands/rm.rs
+++ b/bin/oli/src/commands/rm.rs
@@ -19,13 +19,18 @@ use std::path::PathBuf;
 
 use anyhow::Result;
 
+use crate::commands::default_config_path;
 use crate::config::Config;
 
 #[derive(Debug, clap::Parser)]
 #[command(name = "rm", about = "Remove object", disable_version_flag = true)]
 pub struct RmCmd {
     /// Path to the config file.
-    #[arg(from_global)]
+    #[arg(
+        long,
+        default_value = default_config_path(),
+        value_parser = clap::value_parser!(PathBuf)
+    )]
     pub config: PathBuf,
     #[arg()]
     pub target: String,
diff --git a/bin/oli/src/commands/stat.rs b/bin/oli/src/commands/stat.rs
index 1b16281e3f7f..26c24fe4a977 100644
--- a/bin/oli/src/commands/stat.rs
+++ b/bin/oli/src/commands/stat.rs
@@ -19,6 +19,7 @@ use std::path::PathBuf;
 
 use anyhow::Result;
 
+use crate::commands::default_config_path;
 use crate::config::Config;
 
 #[derive(Debug, clap::Parser)]
@@ -29,7 +30,11 @@ use crate::config::Config;
 )]
 pub struct StatCmd {
     /// Path to the config file.
-    #[arg(from_global)]
+    #[arg(
+        long,
+        default_value = default_config_path(),
+        value_parser = clap::value_parser!(PathBuf)
+    )]
     pub config: PathBuf,
     #[arg()]
     pub target: String,