diff --git a/Cargo.toml b/Cargo.toml
index 79d9a1d..9713f66 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "xplr"
-version = "0.3.1"  # Update app.rs
+version = "0.3.1"  # Update app.rs and default.nix
 authors = ["Arijit Basu <sayanarijit@gmail.com>"]
 edition = "2018"
 description = "A hackable, minimal, fast TUI file explorer, stealing ideas from nnn and fzf"
diff --git a/default.nix b/default.nix
index d737c5d..8895b52 100644
--- a/default.nix
+++ b/default.nix
@@ -1,5 +1,7 @@
 with import <nixpkgs> { };
 
+# Update the src url, version and sha256 when new version
+
 rustPlatform.buildRustPackage rec {
   name = "xplr";
   version = "0.3.1";
diff --git a/src/app.rs b/src/app.rs
index 242bc40..6f46bd6 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -12,7 +12,7 @@ use std::fs;
 use std::io;
 use std::path::PathBuf;
 
-pub const VERSION: &str = "v0.3.1"; // Update Cargo.toml
+pub const VERSION: &str = "v0.3.1"; // Update Cargo.toml and default.nix
 
 pub const TEMPLATE_TABLE_ROW: &str = "TEMPLATE_TABLE_ROW";