diff --git a/modules/session/nvim-session-manager/config.nix b/modules/session/nvim-session-manager/config.nix
index b2ce8b7..a65b21f 100644
--- a/modules/session/nvim-session-manager/config.nix
+++ b/modules/session/nvim-session-manager/config.nix
@@ -15,13 +15,13 @@ in {
       ]
       ++ optionals (cfg.usePicker) ["dressing-nvim"];
 
-    vim.nnoremap = {
-      "<leader>sl" = ":SessionManager load_session<CR>";
-      "<leader>sd" = ":SessionManager delete_session<CR>";
-      "<leader>sc" = ":SessionManager save_current_session<CR>";
-      "<leader>slt" = ":SessionManager load_last_session<CR>";
+    vim.maps.normal = mkMerge [
+      (mkBinding cfg.mappings.loadSession ":SessionManager load_session<CR>" "Load session")
+      (mkBinding cfg.mappings.deleteSession ":SessionManager delete_session<CR>" "Delete session")
+      (mkBinding cfg.mappings.saveCurrentSession ":SessionManager save_current_session<CR>" "Save current session")
+      (mkBinding cfg.mappings.loadLastSession ":SessionManager load_last_session<CR>" "Load last session")
       # TODO: load_current_dir_session
-    };
+    ];
 
     vim.luaConfigRC.nvim-session-manager = nvim.dag.entryAnywhere ''
       local Path = require('plenary.path')
diff --git a/modules/session/nvim-session-manager/nvim-session-manager.nix b/modules/session/nvim-session-manager/nvim-session-manager.nix
index 74ec434..7f84c21 100644
--- a/modules/session/nvim-session-manager/nvim-session-manager.nix
+++ b/modules/session/nvim-session-manager/nvim-session-manager.nix
@@ -8,6 +8,29 @@ with builtins; {
   options.vim.session.nvim-session-manager = {
     enable = mkEnableOption "Enable nvim-session-manager";
 
+    mappings = {
+      loadSession = mkOption {
+        type = types.nullOr types.str;
+        description = "Load session";
+        default = "<leader>sl";
+      };
+      deleteSession = mkOption {
+        type = types.nullOr types.str;
+        description = "Delete session";
+        default = "<leader>sd";
+      };
+      saveCurrentSession = mkOption {
+        type = types.nullOr types.str;
+        description = "Save current session";
+        default = "<leader>sc";
+      };
+      loadLastSession = mkOption {
+        type = types.nullOr types.str;
+        description = "Load last session";
+        default = "<leader>slt";
+      };
+    };
+
     usePicker = mkOption {
       type = types.bool;
       default = true;