diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0b5500d2..9d9fa682 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -755,6 +755,7 @@ packages:
 
     "Leon Mergen leon@solatis.com @solatis":
         - base58string
+        - bitcoin-api
         - bitcoin-block
         - bitcoin-script
         - bitcoin-tx