diff --git a/cw_bitcoin/pubspec.lock b/cw_bitcoin/pubspec.lock
index 567802739..ac12055b2 100644
--- a/cw_bitcoin/pubspec.lock
+++ b/cw_bitcoin/pubspec.lock
@@ -80,7 +80,7 @@ packages:
     description:
       path: "."
       ref: cake-update-v2
-      resolved-ref: "43b80bcf0ef6e7224603a6b8874b61efec3c6a4c"
+      resolved-ref: be980da9ed063da13db3907ca76d534298bb1d40
       url: "https://github.com/cake-tech/bitcoin_base.git"
     source: git
     version: "4.0.0"