diff --git a/Cargo.lock b/Cargo.lock
index f460700..f3e9f08 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -982,7 +982,7 @@ checksum = "0e7465ac9959cc2b1404e8e2367b43684a6d13790fe23056cc8c6c5a6b7bcb94"
 
 [[package]]
 name = "mdpreview"
-version = "0.4.1"
+version = "0.4.2"
 dependencies = [
  "askama",
  "askama_axum",
diff --git a/Cargo.toml b/Cargo.toml
index 4e20698..d6be546 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "mdpreview"
-version = "0.4.1"
+version = "0.4.2"
 edition = "2024"
 authors = ["Vladislav Kan <thek4n@yandex.ru>"]
 
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000..52b5624
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,3 @@
+[toolchain]
+channel = "stable"
+components = ["clippy", "rustfmt", "chef"]
diff --git a/src/main.rs b/src/main.rs
index 5e6023d..a7453a4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,7 +2,10 @@ use askama::Template;
 use axum::{
     Router,
     extract::{Path as AxumPath, State},
-    http::{HeaderMap, StatusCode, header},
+    http::{
+        HeaderMap, StatusCode,
+        header::{self},
+    },
     response::{IntoResponse, Redirect, Sse},
     routing::get,
 };
@@ -47,6 +50,9 @@ pub struct FileEntry {
 pub struct DirectoryTemplate {
     pub title_path: String,
     pub files: Vec<FileEntry>,
+    pub package_name: String,
+    pub authors: String,
+    pub version: String,
 }
 
 #[derive(Template)]
@@ -57,8 +63,15 @@ pub struct NoteTemplate {
     pub content: String,
     pub sse_url: String,
     pub copy_path: String,
+    pub package_name: String,
+    pub authors: String,
+    pub version: String,
 }
 
+const PACKAGE_NAME: &str = env!("CARGO_PKG_NAME");
+const AUTHORS: &str = env!("CARGO_PKG_AUTHORS");
+const VERSION: &str = env!("CARGO_PKG_VERSION");
+
 #[derive(clap::Parser, Debug)]
 #[command(author, version, about, long_about = None)]
 struct Args {
@@ -232,6 +245,9 @@ async fn render_single_file(
         content: html_content,
         sse_url,
         copy_path,
+        package_name: PACKAGE_NAME.to_string(),
+        authors: AUTHORS.to_string(),
+        version: VERSION.to_string(),
     })
 }
 
@@ -338,6 +354,9 @@ async fn serve_file(
         content: html_content,
         sse_url,
         copy_path,
+        package_name: PACKAGE_NAME.to_string(),
+        authors: AUTHORS.to_string(),
+        version: VERSION.to_string(),
     };
 
     Ok(template.into_response())
@@ -388,7 +407,17 @@ async fn render_directory_index(
 
     let title_path = request_path.trim_start_matches('/').to_string();
 
-    Ok(DirectoryTemplate { title_path, files })
+    let package_name = env!("CARGO_PKG_NAME").to_string();
+    let authors = env!("CARGO_PKG_AUTHORS").to_string();
+    let version = env!("CARGO_PKG_VERSION").to_string();
+
+    Ok(DirectoryTemplate {
+        title_path,
+        files,
+        package_name,
+        authors,
+        version,
+    })
 }
 
 async fn sse_handler(
diff --git a/templates/base.html b/templates/base.html
index 60ba7ed..6c43937 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -165,6 +165,9 @@
         <div class="footer">
             <a href="/">← Main</a>
             <a href="/random">🎲 Random note</a>
+            {% block footer %}
+            <p>{{ package_name }} - {{ authors }} - v{{ version }}</p>
+            {% endblock %}
         </div>
     </div>