diff --git a/Cargo.lock b/Cargo.lock
index 6c3dcee..bae6737 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -331,6 +331,12 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
+[[package]]
+name = "dunce"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56ce8c6da7551ec6c462cbaf3bfbc75131ebbfa1c944aeaa9dab51ca1c5f0c3b"
+
 [[package]]
 name = "dyn-clone"
 version = "1.0.17"
@@ -1433,6 +1439,7 @@ dependencies = [
  "clap",
  "clap-verbosity-flag",
  "dirs",
+ "dunce",
  "env_logger",
  "git2",
  "inquire",
diff --git a/Cargo.toml b/Cargo.toml
index d33d1cd..f65ec6a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,6 +15,7 @@ env_logger = "0.10.0"
 inquire = "0.6.2"
 git2 = "0.17.2"
 dirs = "5.0"
+dunce = "1.0.4"
 serde = { version = "1.0", features = ["derive"] }
 serde_yaml = "0.9"
 byte-unit = "4.0.19"
diff --git a/src/cmd_backup.rs b/src/cmd_backup.rs
index 0809a78..e8a360a 100644
--- a/src/cmd_backup.rs
+++ b/src/cmd_backup.rs
@@ -1,17 +1,19 @@
 use std::{
     collections::HashMap,
     io::{self, stdout, Write},
-    path::PathBuf,
+    path::{PathBuf, self},
 };
 
-use anyhow::{anyhow, Context, Result};
+use anyhow::{anyhow, Context, Result, Ok};
+use dunce::canonicalize;
 use git2::Repository;
 use unicode_width::UnicodeWidthStr;
 
 use crate::{
     add_and_commit,
     backups::{
-        self, Backup, BackupCommand, BackupCommandExt, BackupTarget, Backups, ExternallyInvoked,
+        self, Backup, BackupCommand, BackupCommandExt, BackupLog, BackupResult, BackupTarget,
+        Backups, ExternallyInvoked,
     },
     cmd_args::BackupAddCommands,
     devices::{self, Device},
@@ -28,6 +30,10 @@ pub(crate) fn cmd_backup_add(
     config_dir: &PathBuf,
     storages: &Storages,
 ) -> Result<()> {
+    trace!("Canonicalize path: {:?}", src);
+    let src = canonicalize(util::expand_tilde(src)?)?;
+    trace!("Canonicalize path: {:?}", dest);
+    let dest = canonicalize(util::expand_tilde(dest)?)?;
     let device = devices::get_device(&config_dir)?;
     let new_backup = new_backup(name, src, dest, cmd, &device, storages)?;
     let new_backup_name = new_backup.name().clone();
@@ -124,7 +130,7 @@ mod test {
                 .join("mnt")
                 .join("different"),
             &device,
-        )); 
+        ));
         let mut storages = Storages::new();
         storages.add(storage1)?;
         storages.add(storage2)?;
diff --git a/src/cmd_storage.rs b/src/cmd_storage.rs
index ce76d9f..304b1bd 100644
--- a/src/cmd_storage.rs
+++ b/src/cmd_storage.rs
@@ -7,6 +7,7 @@ use std::{
 
 use anyhow::{anyhow, Context, Result};
 use byte_unit::Byte;
+use dunce::canonicalize;
 use git2::Repository;
 use inquire::{Confirm, CustomType, Text};
 use unicode_width::{self, UnicodeWidthStr};
@@ -21,6 +22,7 @@ use crate::{
         physical_drive_partition::{self, PhysicalDrivePartition},
         Storage, StorageExt, StorageType, Storages,
     },
+    util,
 };
 
 pub(crate) fn cmd_storage_add(
@@ -46,7 +48,11 @@ pub(crate) fn cmd_storage_add(
             let storage = if use_sysinfo {
                 physical_drive_partition::select_physical_storage(name, device)?
             } else {
-                manually_construct_physical_drive_partition(name, path.unwrap(), &device)?
+                manually_construct_physical_drive_partition(
+                    name,
+                    canonicalize(util::expand_tilde(path.unwrap()))?,
+                    &device,
+                )?
             };
             println!("storage: {}: {:?}", storage.name(), storage);
             Storage::PhysicalStorage(storage)
@@ -70,7 +76,8 @@ pub(crate) fn cmd_storage_add(
             }
             trace!("SubDirectory arguments: path: {:?}", path);
             // Nightly feature std::path::absolute
-            let path = path.canonicalize()?;
+            trace!("Canonicalize path: {:?}", path);
+            let path = canonicalize(util::expand_tilde(path))?;
             trace!("canonicalized: path: {:?}", path);
 
             let storage = directory::Directory::try_from_device_path(
@@ -91,6 +98,8 @@ pub(crate) fn cmd_storage_add(
                     name
                 ));
             }
+            trace!("Canonicalize path: {:?}", path);
+            let path = canonicalize(util::expand_tilde(path))?;
             let storage = storages::online_storage::OnlineStorage::new(
                 name, provider, capacity, alias, path, &device,
             );