diff --git a/crypto/secp256k1/ext.h b/crypto/secp256k1/ext.h
index c166837b3e..9b043c724e 100644
--- a/crypto/secp256k1/ext.h
+++ b/crypto/secp256k1/ext.h
@@ -99,7 +99,7 @@ static int secp256k1_ext_reencode_pubkey(
 	}
 	unsigned int flag = (outlen == 33) ? SECP256K1_EC_COMPRESSED : SECP256K1_EC_UNCOMPRESSED;
 	return secp256k1_ec_pubkey_serialize(ctx, out, &outlen, &pubkey, flag);
-}i
+}
 
 // secp256k1_ext_scalar_mul multiplies a point by a scalar in constant time.
 //