diff --git a/bitcoin/Cargo.toml b/bitcoin/Cargo.toml
index 4f4a6c8b..0a6b6cce 100644
--- a/bitcoin/Cargo.toml
+++ b/bitcoin/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "bitcoin"
-version = "0.32.0-rc1"
+# fake version for vendoring
+version = "0.99.0"
 authors = ["Andrew Poelstra <apoelstra@wpsoftware.net>"]
 license = "CC0-1.0"
 repository = "https://github.com/rust-bitcoin/rust-bitcoin/"
@@ -35,7 +36,8 @@ hex = { package = "hex-conservative", version = "0.2.0", default-features = fals
 hex_lit = "0.1.1"
 internals = { package = "bitcoin-internals", version = "0.3.0", features = ["alloc"] }
 io = { package = "bitcoin-io", version = "0.1.1", default-features = false, features = ["alloc"] }
-secp256k1 = { version = "0.29.0", default-features = false, features = ["hashes", "alloc"] }
+# ensure the internal version is actually used
+secp256k1 = { version = "0.99.0", default-features = false, features = ["hashes", "alloc"] }
 units = { package = "bitcoin-units", version = "0.1.0", default-features = false, features = ["alloc"] }
 
 base64 = { version = "0.21.3", optional = true }