diff --git a/flake.nix b/flake.nix
index 0c3eaf7..b3b3830 100644
--- a/flake.nix
+++ b/flake.nix
@@ -39,7 +39,7 @@
             (final: prev: {
               nimble = prev.nimble.overrideAttrs (old: {
                 src = prev.fetchFromGitHub {
-                  version = "0.22.0"
+                  version = "0.22.0";
                   owner = "nim-lang";
                   repo = "nimble";
                   rev = "802e158ddce88c93367ebd9b3c66714b215a7928";