diff --git a/lua/SpecSwitcher/init.lua b/lua/SpecSwitcher/init.lua
index 8ea1713..a7382b4 100644
--- a/lua/SpecSwitcher/init.lua
+++ b/lua/SpecSwitcher/init.lua
@@ -1,5 +1,7 @@
 local M = {}
 
+local Extension_Map = require"SpecSwitcher.ExtensionMap"
+
 local Config = {
     test = "hallo"
 }
@@ -15,7 +17,7 @@ function M.setup(opts)
         Config[k] = v
     end
 
-    local mapping = require("ExtensionMap"):new()
+    local mapping = Extension_Map:new()
 
     mapping:add("c", {"h", "H", "hh", "HH"})