diff --git a/nvim/.config/nvim/plugin/epoch-converter.vim b/nvim/.config/nvim/plugin/epoch-converter.vim
index 8fe3e80..ce26235 100644
--- a/nvim/.config/nvim/plugin/epoch-converter.vim
+++ b/nvim/.config/nvim/plugin/epoch-converter.vim
@@ -1,12 +1,12 @@
 function GetHumanReadableDate()
   normal! `<v`>y
-  let date = trim(system("date -d @" . trim(shellescape(@@))))
+  let date = trim(system("date -u -d @" . trim(shellescape(@@))))
   echo date
 endfunction
 
 function GetEpochDate()
   normal! `<v`>y
-  let date = trim(system("date -d " . trim(shellescape(@@)) . ' "+%s"'))
+  let date = trim(system("date -u -d " . trim(shellescape(@@)) . ' "+%s"'))
   echo date
 endfunction