diff --git a/config/src/ssh.rs b/config/src/ssh.rs
index 1680eab46..e725800fd 100644
--- a/config/src/ssh.rs
+++ b/config/src/ssh.rs
@@ -83,6 +83,9 @@ pub struct SshDomain {
 
     /// The path to the wezterm binary on the remote host
     pub remote_wezterm_path: Option<String>,
+    /// Override the entire `wezterm cli proxy` invocation that would otherwise
+    /// be computed from remote_wezterm_path and other information.
+    pub override_proxy_command: Option<String>,
 
     pub ssh_backend: Option<SshBackend>,
 
diff --git a/wezterm-client/src/client.rs b/wezterm-client/src/client.rs
index 8e0a4816d..eddbabb81 100644
--- a/wezterm-client/src/client.rs
+++ b/wezterm-client/src/client.rs
@@ -664,7 +664,9 @@ impl Reconnectable {
         let sess = ssh_connect_with_ui(ssh_config, ui)?;
         let proxy_bin = Self::wezterm_bin_path(&ssh_dom.remote_wezterm_path);
 
-        let cmd = if initial {
+        let cmd = if let Some(cmd) = ssh_dom.override_proxy_command.clone() {
+            cmd
+        } else if initial {
             format!("{} cli --prefer-mux proxy", proxy_bin)
         } else {
             format!("{} cli --prefer-mux --no-auto-start proxy", proxy_bin)