diff --git a/Cargo.lock b/Cargo.lock
index f174c172464ac7f3fceed395645e6e9f82005939..c53db7add3b1d00e27cd620ad0c3ca93dfe1fc7d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -307,7 +307,7 @@ dependencies = [
 [[package]]
 name = "ham-cats"
 version = "0.2.0"
-source = "git+https://gitlab.scd31.com/cats/ham-cats#79ba39217c85f023b8571d789f279e96eac548b8"
+source = "git+https://gitlab.scd31.com/cats/ham-cats#c81ff98645bd78e7974dafc96ee3e80b955b89ff"
 dependencies = [
  "arrayvec",
  "bitvec",