diff --git a/pkgs/vim/default.nix b/pkgs/vim/default.nix
index 177354c..c7c7de7 100755
--- a/pkgs/vim/default.nix
+++ b/pkgs/vim/default.nix
@@ -226,6 +226,7 @@ let
       set tabpagemax=40
 
       " Help ledger
-      let g:ledger_bin="${hledger}/bin/hledger"
+      let g:ledger_bin = '${hledger}/bin/hledger'
+      let g:ledger_extra_options = '--pedantic --explicit --check-payees'
     '';
 }