diff --git a/lua/cmp-dotenv/init.lua b/lua/cmp-dotenv/init.lua
index b74a887..37d2fb7 100644
--- a/lua/cmp-dotenv/init.lua
+++ b/lua/cmp-dotenv/init.lua
@@ -21,7 +21,7 @@ source.new = function()
 end
 
 source.get_keyword_pattern = function()
-  return '\\$[^[:blank:]]*'
+  return [[\k\+]]
 end
 
 source._validate_option = function(_, params)