diff --git a/repos.json.lock b/repos.json.lock
index 71173a4c8..203118390 100644
--- a/repos.json.lock
+++ b/repos.json.lock
@@ -171,8 +171,8 @@
             "url": "https://github.com/kampka/nix-packages"
         },
         "kapack": {
-            "rev": "eaa8cd281d6a9cb9e3fc1af6b2c0ce6f689c4744",
-            "sha256": "07g4rdrpc0ck9srpj5vh222b3rdps7pvaaxc582nncvy137xdxmv",
+            "rev": "51d4e494341af8cbba05d17095a95762a918e7f1",
+            "sha256": "0i113psyqflx42b7qfla2y57mdypvp3a71psfbk8bzmjmgawnm4c",
             "url": "https://github.com/oar-team/nur-kapack"
         },
         "krebs": {