diff --git a/lua/navigator/lspwrapper.lua b/lua/navigator/lspwrapper.lua
index fad9945..143e03a 100644
--- a/lua/navigator/lspwrapper.lua
+++ b/lua/navigator/lspwrapper.lua
@@ -145,7 +145,7 @@ function M.call_sync(method, params, opts, handler)
   opts = opts or {}
   local results_lsp, err = lsp.buf_request_sync(0, method, params, opts.timeout or vim.g.navtator_timeout or 1000)
 
-  if nvim_0_6_1() then
+  if nvim_0_6_1 then
     handler(err, extract_result(results_lsp), { method = method }, nil)
   else
     handler(err, method, extract_result(results_lsp), nil, nil)