diff --git a/common/modules/bash/programs.nix b/common/modules/bash/programs.nix
index e5143c2b..1007f491 100644
--- a/common/modules/bash/programs.nix
+++ b/common/modules/bash/programs.nix
@@ -1,3 +1,5 @@
+# Home-manager module
+
 { pkgs, ... }: {
   programs = {
     fzf = {
diff --git a/common/modules/tmux.nix b/common/modules/tmux.nix
index 82a73c2c..569c1522 100644
--- a/common/modules/tmux.nix
+++ b/common/modules/tmux.nix
@@ -1,9 +1,12 @@
+# Home-manager module
+
 { pkgs, ... }: {
   programs = {
     tmux = {
       enable = true;
+      mouse = true;
       keyMode = "vi";
-      terminal = "screen-256color";
+      terminal = "tmux-256color";
       newSession = true;
       historyLimit = 30000;
 
@@ -14,10 +17,11 @@
       extraConfig = ''
         bind-key -n Home send Escape "OH"
         bind-key -n End send Escape "OF"
-        set -g mouse on
-        set -ga terminal-overrides ',xterm*:smcup@:rmcup@'
         bind -T root WheelUpPane   if-shell -F -t = "#{alternate_on}" "send-keys -M" "select-pane -t =; copy-mode -e; send-keys -M"
         bind -T root WheelDownPane if-shell -F -t = "#{alternate_on}" "send-keys -M" "select-pane -t =; send-keys -M"
+
+        set -ga terminal-overrides ',xterm*:smcup@:rmcup@'
+        set -ga terminal-overrides ",*256col*:Tc"
       '';
     };
   };
diff --git a/modules/alacritty.nix b/modules/alacritty.nix
index 00877c48..fb763c68 100644
--- a/modules/alacritty.nix
+++ b/modules/alacritty.nix
@@ -1,11 +1,14 @@
 # Home-manager module
 
-{ lib, config, ... }: {
+{ config, ... }: {
   programs.alacritty = {
     enable = true;
     settings = {
       env = {
         POKE = "true";
+
+        # fix wrong colors in tmux
+        TERM = "xterm-256color";
       };
 
       key_bindings = [