diff --git a/home/modules/tmux-sessionizer.nix b/home/modules/tmux-sessionizer.nix
index f060847..e0bf9b9 100644
--- a/home/modules/tmux-sessionizer.nix
+++ b/home/modules/tmux-sessionizer.nix
@@ -38,39 +38,35 @@ in
   config = lib.mkIf enable {
 
     snowhawk.tmux.sessionizer.pkg =
-      let
-        tmux = getExe pkgs.tmux;
-        pgrep = getExe' pkgs.procps "pgrep";
-        basename = getExe' pkgs.coreutils "basename";
-        tr = getExe' pkgs.coreutils "tr";
-        fzf = getExe pkgs.fzf;
-        find = getExe pkgs.findutils;
-      in
-      lib.mkDefault (pkgs.writeShellScriptBin "tmux-sessionizer" ''
-        if [[ $# -eq 1 ]]; then
-          selected=$1
-        else
-          selected=$(${find} -L ${lib.concatStringsSep " " cfg.paths} -mindepth 1 -maxdepth 1 -type d | ${fzf})
-        fi
+      lib.mkDefault (pkgs.writeShellApplication {
+        name = "tmux-sessionizer";
+        runtimeInputs = with pkgs; [ tmux fzf findutils coreutils procps ];
+        text = /* bash */ ''
+          if [[ $# -eq 1 ]]; then
+            selected=$1
+          else
+            selected=$(find -L ${lib.concatStringsSep " " cfg.paths} -mindepth 1 -maxdepth 1 -type d | fzf)
+          fi
 
-        if [[ -z $selected ]]; then
-          exit 0
-        fi
+          if [[ -z $selected ]]; then
+            exit 0
+          fi
 
-        selected_name=$(${basename} "$selected" | ${tr} . _)
-        tmux_running=$(${pgrep} tmux)
+          selected_name=$(basename "$selected" | tr . _)
+          tmux_running=$(pgrep tmux)
 
-        if [[ -z $TMUX ]] && [[ -z $tmux_running ]]; then
-          ${tmux} new-session -s "$selected_name" -c "$selected"
-          exit 0
-        fi
+          if [[ -z $TMUX ]] && [[ -z $tmux_running ]]; then
+            tmux new-session -s "$selected_name" -c "$selected"
+            exit 0
+          fi
 
-        if ! ${tmux} has-session -t="$selected_name" 2>/dev/null; then
-          ${tmux} new-session -ds "$selected_name" -c "$selected"
-        fi
+          if ! tmux has-session -t="$selected_name" 2>/dev/null; then
+            tmux new-session -ds "$selected_name" -c "$selected"
+          fi
 
-        ${tmux} switch-client -t "$selected_name"
-      '');
+          tmux switch-client -t "$selected_name"
+        '';
+      });
 
     home.packages = [ cfg.pkg ];
   };