diff --git a/nixpkgs/gnupg.nix b/nixpkgs/gnupg.nix
index ef018bc..7af5dcb 100644
--- a/nixpkgs/gnupg.nix
+++ b/nixpkgs/gnupg.nix
@@ -9,6 +9,7 @@
     gpg-agent = {
       enable = true;
       enableSshSupport = true;
+      pinentryFlavor = "curses";
     };
   };
 }
diff --git a/nixpkgs/home.nix b/nixpkgs/home.nix
index e498319..77344c0 100644
--- a/nixpkgs/home.nix
+++ b/nixpkgs/home.nix
@@ -3,6 +3,7 @@
     ./packages.nix
     ./gnupg.nix
     ./git.nix
+    ./variables.nix
   ];
   home.keyboard = {
     layout = "fr";
diff --git a/nixpkgs/variables.nix b/nixpkgs/variables.nix
new file mode 100644
index 0000000..a1a5bb1
--- /dev/null
+++ b/nixpkgs/variables.nix
@@ -0,0 +1,12 @@
+{ config, pkgs, lib, ... }:
+with lib; {
+config ={
+  home.sessionVariables = {
+    LESS = "--quit-if-one-screen --RAW-CONTROL-CHARS";
+    EDITOR = "vim";
+    TERMINAL = "xfce4-terminal";
+    BROWSER = "firefox";
+    PRIVATE_BROWSER = "firefox -private";
+  };
+};
+}