diff --git a/ead/edhoc-ead-zeroconf/Cargo.toml b/ead/edhoc-ead-zeroconf/Cargo.toml
index 0dccca44..5a2fd68e 100644
--- a/ead/edhoc-ead-zeroconf/Cargo.toml
+++ b/ead/edhoc-ead-zeroconf/Cargo.toml
@@ -8,7 +8,6 @@ description = "EDHOC EAD zeroconf (draf-lake-authz)"
 
 [dependencies]
 edhoc-consts = { path = "../../consts" }
-hacspec-lib = { version = "0.1.0-beta.1", default-features = false, optional = true }
 
 [dev-dependencies]
 edhoc-crypto = { path = "../../crypto", default-features = false }
@@ -16,4 +15,4 @@ hexlit = "0.5.3"
 
 [features]
 crypto-psa = [ "edhoc-crypto/psa" ]
-crypto-hacspec = ["hacspec-lib/std", "edhoc-crypto/hacspec" ]
+crypto-hacspec = [ "edhoc-crypto/hacspec" ]