diff --git a/src/core/ui.rs b/src/core/ui.rs
index 131e290..2e37fc3 100644
--- a/src/core/ui.rs
+++ b/src/core/ui.rs
@@ -63,6 +63,8 @@ impl Calcifer {
                 ui.label("Bookshelf ");
             });
             ui.separator();
+            ui.label(format!("{} files displayed", self.n_file_displayed));
+            ui.separator();
             egui::ScrollArea::vertical().show(ui, |ui| {
                 if let Some(file_tree) = self.file_tree.clone() {
                     let update_requested = self.list_files(ui, &file_tree, &mut n_files);
@@ -75,10 +77,10 @@ impl Calcifer {
                 } else {
                     ui.label("No book on the Bookshelf");
                 }
+                ui.separator();
             });
-            ui.separator();
-            ui.label(format!("{} files displayed", n_files));
         });
+        self.n_file_displayed = n_files.clone();
     }
 
     pub fn draw_bottom_tray(&mut self, ctx: &egui::Context) {
diff --git a/src/main.rs b/src/main.rs
index 6ad1558..b918756 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -18,10 +18,10 @@ const TITLE: &str = " debug";
 #[cfg(not(debug_assertions))]
 const TITLE: &str = "";
 
-const ALLOWED_FILE_EXTENSIONS: [&str; 6] = ["", "rs", "toml", "txt", "project", "sh"];
+const ALLOWED_FILE_EXTENSIONS: [&str; 7] = ["", "rs", "toml", "txt", "project", "sh", "md"];
 const PROJECT_EXTENSION: &str = "project";
 const TERMINAL_HEIGHT: f32 = 200.0;
-const TERMINAL_RANGE: Range<f32> = 100.0..500.0;
+const TERMINAL_RANGE: Range<f32> = 100.0..600.0;
 const RED: egui::Color32 = egui::Color32::from_rgb(235, 108, 99);
 const TIME_LABELS: [&str; 7] = [
     "input", "settings", "tree", "terminal", "tabs", "content", "windows",
@@ -72,6 +72,7 @@ struct Calcifer {
     home: PathBuf,
     tree_dir_opened: Vec<String>,
     file_tree: Option<panels::FileEntry>,
+    n_file_displayed: usize,
 
     tree_visible: bool,
     profiler_visible: bool,
@@ -107,6 +108,7 @@ impl Default for Calcifer {
             home: get_my_home().unwrap().unwrap(),
             tree_dir_opened: vec![],
             file_tree: None,
+            n_file_displayed: 0,
 
             tree_visible: false,
             profiler_visible: false,