diff --git a/lua/sourcer/init.lua b/lua/sourcer/init.lua
index 1e162ac..3b443da 100644
--- a/lua/sourcer/init.lua
+++ b/lua/sourcer/init.lua
@@ -1,7 +1,7 @@
 local M = {}
 
 function M.lookup()
-	local keywords = vim.fn.getreg("") -- receive highlighted text
+	local keywords = vim.fn.getreg("*") -- receive yanked text
 	local url = "https://dl.acm.org/action/doSearch?AllField=" .. keywords
 
 	-- Setup a http socket and request