diff --git a/common/content/editor.js b/common/content/editor.js
index 35aff712..4bb8cfca 100644
--- a/common/content/editor.js
+++ b/common/content/editor.js
@@ -655,14 +655,8 @@ var Editor = Module("editor", {
 
         // Ugh.
         mappings.add([modes.INPUT, modes.CARET],
-            ["<CR>", "<BS>", "<Del>", "<Left>", "<Right>", "<Up>", "<Down>",
-             "<Home>", "<End>", "<PageUp>", "<PageDown>",
-             "<C-CR>", "<C-BS>", "<C-Del>", "<C-Left>", "<C-Right>", "<C-Up>", "<C-Down>",
-             "<C-Home>", "<C-End>", "<C-PageUp>", "<C-PageDown>",
-             "<S-CR>", "<S-BS>", "<S-Del>", "<S-Left>", "<S-Right>", "<S-Up>", "<S-Down>",
-             "<S-Home>", "<S-End>", "<S-PageUp>", "<S-PageDown>",
-             "<C-S-CR>", "<C-S-BS>", "<C-S-Del>", "<C-S-Left>", "<C-S-Right>", "<C-S-Up>", "<C-S-Down>",
-             "<C-S-Home>", "<C-S-End>", "<C-S-PageUp>", "<C-S-PageDown>"],
+            ["<*-CR>", "<*-BS>", "<*-Del>", "<*-Left>", "<*-Right>", "<*-Up>", "<*-Down>",
+             "<*-Home>", "<*-End>", "<*-PageUp>", "<*-PageDown>"],
             "Handled by " + config.host,
             function () Events.PASS);
 
diff --git a/common/content/mappings.js b/common/content/mappings.js
index e9d322fc..46f5a2d8 100644
--- a/common/content/mappings.js
+++ b/common/content/mappings.js
@@ -309,7 +309,8 @@ var Mappings = Module("mappings", {
     expandLeader: deprecated("expand", function expandLeader(keyString) keyString.replace(/<Leader>/i, options["mapleader"])),
 
     prefixes: Class.memoize(function () {
-        let list = Array.slice("CASM").map(function (s) s + "-");
+        let list = Array.map("CASM", function (s) s + "-");
+
         return iter(util.range(0, 1 << list.length)).map(function (mask)
             list.filter(function (p, i) mask & (1 << i)).join("")).toArray().concat("*-");
     }),