diff --git a/Cargo.toml b/Cargo.toml
index b7e722a5..baf14409 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -110,6 +110,8 @@ electrsd = "0.22"
 # Move back to importing from rust-bitcoin once https://github.com/rust-bitcoin/rust-bitcoin/pull/1342 is released
 base64 = "^0.13"
 assert_matches = "1.5.0"
+# zip versions after 0.6.3 don't work with our MSRV 1.57.0
+zip = "=0.6.3"
 
 [[example]]
 name = "compact_filters_balance"