diff --git a/flake.nix b/flake.nix
index 3ea8aedc..733718ca 100644
--- a/flake.nix
+++ b/flake.nix
@@ -63,5 +63,11 @@
         };
 
         defaultPackage = yatima-rs;
+
+        devShell = pkgs.mkShell {
+          buildInputs = [
+            pkgs.protobuf
+          ];
+        };
       });
 }
diff --git a/yatima-rs/Cargo.lock b/yatima-rs/Cargo.lock
index 42102ba0..9219e9ae 100644
--- a/yatima-rs/Cargo.lock
+++ b/yatima-rs/Cargo.lock
@@ -292,12 +292,6 @@ dependencies = [
  "version_check",
 ]
 
-[[package]]
-name = "itoa"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1aab8fc367588b89dcee83ab0fd66b72b50b72fa1904d7095045ace2b0c81c35"
-
 [[package]]
 name = "keccak"
 version = "0.1.0"
@@ -311,59 +305,53 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5916d2ae698f6de9bfb891ad7a8d65c09d232dc58cc4ac433c7da3b2fd84bc2b"
 
 [[package]]
-name = "lock_api"
-version = "0.4.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "327fa5b6a6940e4699ec49a9beae1ea4845c6bab9314e4f84ac68742139d8c53"
-dependencies = [
- "autocfg",
- "scopeguard",
-]
-
-[[package]]
-name = "log"
-version = "0.4.17"
+name = "libipld"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
-dependencies = [
- "cfg-if",
-]
-
-[[package]]
-name = "lurk-ipld"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6675e4a614577a2e677b7ddabbe23824c980b5373a7553768554fa4d3c83ec9f"
+checksum = "dfb2f6a99d838dcb1cc18361c79e827b76e91987227406e705d07cbef51ab7be"
 dependencies = [
  "async-trait",
  "cached",
  "fnv",
+ "libipld-cbor",
+ "libipld-cbor-derive",
+ "libipld-core",
+ "libipld-macro",
  "log",
- "lurk-ipld-cbor",
- "lurk-ipld-core",
- "lurk-ipld-json",
- "lurk-ipld-macro",
  "multihash",
  "parking_lot",
  "thiserror",
 ]
 
 [[package]]
-name = "lurk-ipld-cbor"
-version = "0.1.0"
+name = "libipld-cbor"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f04538a7157c1782ddf2806355046adc01d2371a99502b66ac26df9149b62f3"
+checksum = "46b3bbc4f35b8f25eb140d183f33d4610a1eb6531b312f01161fa06693f8c28a"
 dependencies = [
  "byteorder",
- "lurk-ipld-core",
+ "libipld-core",
  "thiserror",
 ]
 
 [[package]]
-name = "lurk-ipld-core"
-version = "0.1.0"
+name = "libipld-cbor-derive"
+version = "0.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6ec17d094f4f62e33e201ded63d911fd0bff3b12121ddc50d611e967f7e6824"
+dependencies = [
+ "proc-macro-crate",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "synstructure",
+]
+
+[[package]]
+name = "libipld-core"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cfd43b843c3cdc52d0df1ccdfdc75c65e412c25ff696cbc29be069d6d5e8261e"
+checksum = "fbdd758764f9680a818af33c31db733eb7c45224715d8816b9dcf0548c75f7c5"
 dependencies = [
  "anyhow",
  "cid",
@@ -375,24 +363,31 @@ dependencies = [
 ]
 
 [[package]]
-name = "lurk-ipld-json"
-version = "0.1.0"
+name = "libipld-macro"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db548002b1710ab2eaab21404087d0114f9069f18705c0ab6f9b26d46c614614"
+checksum = "c6c4cb1056262ef4056ad9e5fb41f252c45f55009888e21b7837ac051f38814a"
 dependencies = [
- "lurk-ipld-core",
- "multihash",
- "serde",
- "serde_json",
+ "libipld-core",
 ]
 
 [[package]]
-name = "lurk-ipld-macro"
-version = "0.1.0"
+name = "lock_api"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b797538f4712f28003260eba722e4732668b9738fb88fa0d5202707a48c0272"
+checksum = "327fa5b6a6940e4699ec49a9beae1ea4845c6bab9314e4f84ac68742139d8c53"
 dependencies = [
- "lurk-ipld-core",
+ "autocfg",
+ "scopeguard",
+]
+
+[[package]]
+name = "log"
+version = "0.4.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
+dependencies = [
+ "cfg-if",
 ]
 
 [[package]]
@@ -677,12 +672,6 @@ version = "0.6.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
 
-[[package]]
-name = "ryu"
-version = "1.0.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73b4b750c782965c211b42f022f59af1fbceabdd026623714f104152f1ec149f"
-
 [[package]]
 name = "scopeguard"
 version = "1.1.0"
@@ -727,17 +716,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "serde_json"
-version = "1.0.81"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b7ce2b32a1aed03c558dc61a5cd328f15aff2dbc17daad8fb8af04d2100e15c"
-dependencies = [
- "itoa",
- "ryu",
- "serde",
-]
-
 [[package]]
 name = "serde_repr"
 version = "0.1.8"
@@ -948,7 +926,7 @@ dependencies = [
  "base-x",
  "cid",
  "im",
- "lurk-ipld",
+ "libipld",
  "multibase",
  "multihash",
  "nom",
diff --git a/yatima-rs/Cargo.toml b/yatima-rs/Cargo.toml
index 52982017..de642f47 100644
--- a/yatima-rs/Cargo.toml
+++ b/yatima-rs/Cargo.toml
@@ -17,7 +17,7 @@ base-x = { version = "0.2.8", default-features = false }
 multibase = { version = "0.9.1", default-features = false }
 multihash = { version = "0.16.2", default-features = false, features = ["alloc", "secure-hashes"] }
 cid = { version = "0.8.4", default-features = false, features = ["alloc", "serde-codec"] }
-libipld = { package = "lurk-ipld", version = "0.1.0", default-features = false, features = ["dag-cbor", "dag-json", "serde-codec"] }
+libipld = { version = "0.13.1", default-features = false, features = ["dag-cbor", "derive", "serde-codec"] }
 serde = { version = "1.0.137", default-features = false, features = ["alloc", "serde_derive"] }
 serde_tuple = "0.5.0"
 serde_repr = "0.1.8"