diff --git a/Cargo.toml b/Cargo.toml
index d8c0f6ec..d1b88c8a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,7 +26,7 @@ secp-recovery = ["secp256k1/recovery"]
 # Instead no-std enables additional features required for this crate to be usable without std.
 # As a result, both can be enabled without conflict.
 std = ["secp256k1/std", "bitcoin_hashes/std", "bech32/std"]
-no-std = ["hashbrown", "core2/alloc", "bitcoin_hashes/alloc"]
+no-std = ["hashbrown", "core2/alloc", "bitcoin_hashes/alloc", "secp256k1/alloc"]
 
 [dependencies]
 bech32 = { version = "0.8.1", default-features = false }