diff --git a/flake.nix b/flake.nix
index fed0024b..6309977a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -232,6 +232,7 @@
 
               cargo update -p home --precise 0.5.5
               cargo update -p zerofrom --precise 0.1.5
+              cargo update -p half --precise 2.4.1
 
               cargo update -p url --precise 2.5.2