diff --git a/bitcoin/src/consensus/params.rs b/bitcoin/src/consensus/params.rs
index a6863ca3..b82de2b1 100644
--- a/bitcoin/src/consensus/params.rs
+++ b/bitcoin/src/consensus/params.rs
@@ -71,6 +71,7 @@ pub static SIGNET: Params = Params::SIGNET;
 /// The regtest parameters.
 pub static REGTEST: Params = Params::REGTEST;
 
+#[allow(deprecated)]            // For `pow_limit`.
 impl Params {
     /// The mainnet parameters (alias for `Params::MAINNET`).
     pub const BITCOIN: Params = Params::MAINNET;