diff --git a/src/commands/backup.rs b/src/commands/backup.rs
index c435645..b431302 100644
--- a/src/commands/backup.rs
+++ b/src/commands/backup.rs
@@ -13,8 +13,9 @@ use crate::archiver::{Archiver, Parent};
 use crate::backend::{
     DecryptFullBackend, DryRunBackend, LocalSource, LocalSourceOptions, ReadSource,
 };
+use crate::id::Id;
 use crate::index::IndexBackend;
-use crate::repo::{ConfigFile, Id, SnapshotFile, StringList};
+use crate::repo::{ConfigFile, SnapshotFile, StringList};
 
 #[derive(Parser)]
 pub(super) struct Opts {
@@ -44,6 +45,7 @@ pub(super) struct Opts {
 pub(super) async fn execute(
     be: &impl DecryptFullBackend,
     opts: Opts,
+    config_id: &Id,
     command: String,
 ) -> Result<()> {
     let mut snap = SnapshotFile {
@@ -51,7 +53,7 @@ pub(super) async fn execute(
         ..Default::default()
     };
 
-    let config: ConfigFile = be.get_file(&Id::default()).await?;
+    let config: ConfigFile = be.get_file(config_id).await?;
     let poly = config.poly()?;
 
     let be = DryRunBackend::new(be.clone(), opts.dry_run);
diff --git a/src/commands/init.rs b/src/commands/init.rs
index 92e95d5..8b20b71 100644
--- a/src/commands/init.rs
+++ b/src/commands/init.rs
@@ -1,7 +1,7 @@
 use std::fs::File;
 use std::io::BufReader;
 
-use anyhow::{bail, Result};
+use anyhow::Result;
 use clap::Parser;
 use rpassword::{prompt_password_stderr, read_password_with_reader};
 
@@ -21,10 +21,6 @@ pub(super) struct Opts {
 pub(super) async fn execute(be: &impl WriteBackend, opts: Opts) -> Result<()> {
     let key = Key::new();
 
-    let ids = be.list(FileType::Config).await?;
-    if !ids.is_empty() {
-        bail!("Config file already exists. Aborting.")
-    }
     be.create().await?;
 
     let key_opts = opts.key_opts;
diff --git a/src/commands/mod.rs b/src/commands/mod.rs
index 4a1cf95..9b55c04 100644
--- a/src/commands/mod.rs
+++ b/src/commands/mod.rs
@@ -1,9 +1,9 @@
 use std::path::PathBuf;
 
-use anyhow::Result;
+use anyhow::{bail, Result};
 use clap::{Parser, Subcommand};
 
-use crate::backend::{ChooseBackend, DecryptBackend};
+use crate::backend::{ChooseBackend, DecryptBackend, FileType, ReadBackend};
 
 mod backup;
 mod cat;
@@ -104,17 +104,22 @@ pub async fn execute() -> Result<()> {
 
     let be = ChooseBackend::from_url(&args.repository);
 
-    let (key, dbe) = match args.command {
-        Command::Init(opts) => return init::execute(&be, opts).await,
-        _ => {
+    let config_ids = be.list(FileType::Config).await?;
+
+    let (cmd, key, dbe, config_id) = match (args.command, config_ids.len()) {
+        (Command::Init(opts), 0) => return init::execute(&be, opts).await,
+        (Command::Init(_), _) => bail!("Config file already exists. Aborting."),
+        (cmd, 1) => {
             let key = get_key(&be, args.password_file).await?;
             let dbe = DecryptBackend::new(&be, key.clone());
-            (key, dbe)
+            (cmd, key, dbe, &config_ids[0])
         }
+        (_, 0) => bail!("No config file found. Is there a repo?"),
+        _ => bail!("More than one config file. Aborting."),
     };
 
-    match args.command {
-        Command::Backup(opts) => backup::execute(&dbe, opts, command).await?,
+    match cmd {
+        Command::Backup(opts) => backup::execute(&dbe, opts, config_id, command).await?,
         Command::Cat(opts) => cat::execute(&dbe, opts).await?,
         Command::Check(opts) => check::execute(&dbe, opts).await?,
         Command::Diff(opts) => diff::execute(&dbe, opts).await?,