diff --git a/flake.lock b/flake.lock
index bd093cb..35d3315 100644
--- a/flake.lock
+++ b/flake.lock
@@ -71,6 +71,24 @@
         "type": "github"
       }
     },
+    "flake-parts_2": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib_2"
+      },
+      "locked": {
+        "lastModified": 1768135262,
+        "narHash": "sha256-PVvu7OqHBGWN16zSi6tEmPwwHQ4rLPU9Plvs8/1TUBY=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "80daad04eddbbf5a4d883996a73f3f542fa437ac",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
     "gitignore": {
       "inputs": {
         "nixpkgs": [
@@ -94,6 +112,27 @@
         "type": "github"
       }
     },
+    "home-manager": {
+      "inputs": {
+        "nixpkgs": [
+          "otter-launcher",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1769638001,
+        "narHash": "sha256-hGwdJ/+oo+IRo2TiWV/V8BWWptQihcdFV/olTONaHqg=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "bd9f031efc634be4b80c5090b9171cc3a9f8e49c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
     "hyprcursor": {
       "inputs": {
         "hyprlang": [
@@ -511,6 +550,21 @@
         "type": "github"
       }
     },
+    "nixpkgs-lib_2": {
+      "locked": {
+        "lastModified": 1765674936,
+        "narHash": "sha256-k00uTP4JNfmejrCLJOwdObYC9jHRrr/5M/a/8L2EIdo=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "2075416fcb47225d9b68ac469a5c4801a9c4dd85",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
     "nixpkgs_2": {
       "locked": {
         "lastModified": 1782723713,
@@ -626,6 +680,29 @@
         "url": "https://git.voidarc.co.uk/voidarc/nvim"
       }
     },
+    "otter-launcher": {
+      "inputs": {
+        "flake-parts": "flake-parts_2",
+        "home-manager": "home-manager",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "systems": "systems_2"
+      },
+      "locked": {
+        "lastModified": 1783145565,
+        "narHash": "sha256-czL1P2nQV3JrbV6J2b3jXnWcz+Kbz+xhaXKk3+wdnF0=",
+        "owner": "kuokuo123",
+        "repo": "otter-launcher",
+        "rev": "2e35ce8c7ba6f5e4d98bf4c9073f5fa91143744d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "kuokuo123",
+        "repo": "otter-launcher",
+        "type": "github"
+      }
+    },
     "pre-commit-hooks": {
       "inputs": {
         "flake-compat": "flake-compat",
@@ -657,6 +734,7 @@
         "import-tree": "import-tree",
         "nixpkgs": "nixpkgs_4",
         "nvim": "nvim",
+        "otter-launcher": "otter-launcher",
         "wrappers": "wrappers_3"
       }
     },
@@ -675,6 +753,21 @@
         "type": "github"
       }
     },
+    "systems_2": {
+      "locked": {
+        "lastModified": 1689347949,
+        "narHash": "sha256-12tWmuL2zgBgZkdoB6qXZsgJEH9LR3oUgpaQq2RbI80=",
+        "owner": "nix-systems",
+        "repo": "default-linux",
+        "rev": "31732fcf5e8fea42e59c2488ad31a0e651500f68",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default-linux",
+        "type": "github"
+      }
+    },
     "wrappers": {
       "inputs": {
         "nixpkgs": "nixpkgs_3"
diff --git a/modules/features/otter-launcher/config.toml b/modules/features/otter-launcher/config.toml
index 621aab6..2853a39 100644
--- a/modules/features/otter-launcher/config.toml
+++ b/modules/features/otter-launcher/config.toml
@@ -11,8 +11,6 @@ loop_mode = false # don't quit after executing a module, useful with scratchpads
 external_editor = "nvim" # if set, press ctrl+x ctrl+ee (or v in vi normal mode) to edit prompt in the specified program
 delay_startup = 0 # sometimes the otter runs too fast even before the terminal window is ready; this slows it down by milliseconds; useful when chafa image is skewed
 
-
-# ANSI color codes are allowed. However, \x1b should be replaced with \u001B, because the rust toml crate cannot read \x as an escaped character
 [interface]
 # use three quotes to write longer codes
 header = """
@@ -41,12 +39,6 @@ hint_color = "\u001B[30m" # suggestion color in hint mode
 move_interface_right = 21
 move_interface_down = 0
 
-[overlay]
-overlay_cmd = """
-chafa -s 20x20 ~/.config/otter-launcher/cat.png
-"""
-overlay_trimmed_lines = 1
-
 [[modules]]
 description = "programs"
 prefix = "app"
diff --git a/modules/features/otter-launcher/default.nix b/modules/features/otter-launcher/default.nix
index fdb965f..dc01618 100644
--- a/modules/features/otter-launcher/default.nix
+++ b/modules/features/otter-launcher/default.nix
@@ -21,12 +21,16 @@
   }: {
     packages = {
       otter-launcher = let
-        config-file = ./config.toml;
         extra-config = ''
-          [overlay]
-          overlay_cmd = """
-          ${pkgs.chafa} -s 20x20 ${./cat.png}
-          """
+               [overlay]
+               overlay_cmd = """
+               ${lib.getExe pkgs.chafa} -s 20x20 ${./cat.png}
+               """
+          # overlay_trimmed_lines = 1
+        '';
+        final-config = pkgs.writeText "config.toml" ''
+          ${builtins.readFile ./config.toml}
+          ${extra-config}
         '';
       in
         inputs.wrappers.lib.wrapPackage ({
@@ -38,10 +42,7 @@
           inherit pkgs;
           package = inputs.otter-launcher.packages.${pkgs.stdenv.hostPlatform.system}.default;
           flags = {
-            "-c" = lib.mkMerge [
-              config-file
-              extra-config
-            ];
+            "-c" = final-config;
           };
         });
     };