diff --git a/Cargo.lock b/Cargo.lock
index 918704c95..02c8b0084 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -526,8 +526,8 @@ dependencies = [
  "async-trait",
  "base64 0.22.1",
  "cfg-if",
- "clap 4.5.4",
- "ear 0.2.0",
+ "clap 4.5.21",
+ "ear 0.3.0",
  "env_logger 0.10.2",
  "futures",
  "hex",
@@ -1675,8 +1675,9 @@ dependencies = [
 
 [[package]]
 name = "ear"
-version = "0.2.0"
-source = "git+https://github.com/veraison/rust-ear.git#406a0524f9443db8d18f2675e719c093157800ed"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1134a8dbb5ad666d26d82da83d12b71703b16f2ed5433d5ba24d8cfea2b66d96"
 dependencies = [
  "base64 0.22.1",
  "ciborium",
@@ -2875,7 +2876,7 @@ dependencies = [
  "config",
  "cryptoki",
  "derivative",
- "ear 0.2.0",
+ "ear 0.3.0",
  "env_logger 0.10.2",
  "jsonwebtoken",
  "jwt-simple 0.11.9",
diff --git a/Cargo.toml b/Cargo.toml
index 8d149b5b5..08b1554f9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,8 +26,7 @@ cfg-if = "1.0.0"
 chrono = "0.4.19"
 clap = { version = "4", features = ["derive"] }
 config = "0.13.3"
-#ear = "0.2.0"
-ear = { git = "https://github.com/veraison/rust-ear.git" }
+ear = "0.3.0"
 env_logger = "0.10.0"
 hex = "0.4.3"
 jwt-simple = "0.11"
diff --git a/attestation-service/src/token/ear_broker.rs b/attestation-service/src/token/ear_broker.rs
index 7aab8a206..991e8cb91 100644
--- a/attestation-service/src/token/ear_broker.rs
+++ b/attestation-service/src/token/ear_broker.rs
@@ -170,18 +170,11 @@ impl AttestationTokenBroker for EarAttestationTokenBroker {
         &self,
         tcb_claims: TeeEvidenceParsedClaim,
         policy_ids: Vec<String>,
-        mut init_data_claims: serde_json::Value,
-        mut runtime_data_claims: serde_json::Value,
+        init_data_claims: serde_json::Value,
+        runtime_data_claims: serde_json::Value,
         reference_data_map: HashMap<String, Vec<String>>,
         tee: Tee,
     ) -> Result<String> {
-        // Temporary workaround until EAR supports null values
-        if let serde_json::Value::Null = init_data_claims {
-            init_data_claims = serde_json::Value::String("".to_string());
-        }
-        if let serde_json::Value::Null = runtime_data_claims {
-            runtime_data_claims = serde_json::Value::String("".to_string());
-        }
 
         let tcb_claims = transform_claims(
             tcb_claims,