diff --git a/agent_application/src/main.rs b/agent_application/src/main.rs
index 8a7f51fc..a299d40c 100644
--- a/agent_application/src/main.rs
+++ b/agent_application/src/main.rs
@@ -7,13 +7,13 @@ use agent_secret_manager::{secret_manager, subject::Subject};
 use agent_shared::{
     config::{config, LogFormat, SupportedDidMethod, ToggleOptions},
     domain_linkage::create_did_configuration_resource,
+    from_jsonwebtoken_algorithm_to_jwsalgorithm,
 };
 use agent_store::{in_memory, postgres, EventPublisher};
 use agent_verification::services::VerificationServices;
 use axum::{routing::get, Json};
 use identity_document::service::{Service, ServiceEndpoint};
-use identity_iota::verification::jws::JwsAlgorithm;
-use std::{str::FromStr, sync::Arc};
+use std::sync::Arc;
 use tokio::{fs, io};
 use tower_http::cors::CorsLayer;
 use tracing::info;
@@ -87,13 +87,9 @@ async fn main() -> io::Result<()> {
                 .produce_document(
                     did_manager::DidMethod::Web,
                     Some(did_manager::MethodSpecificParameters::Web { origin: url.origin() }),
-                    JwsAlgorithm::from_str(
-                        &serde_json::json!(agent_shared::config::get_preferred_signing_algorithm())
-                            .as_str()
-                            .unwrap()
-                            .to_string(),
-                    )
-                    .unwrap(),
+                    from_jsonwebtoken_algorithm_to_jwsalgorithm(
+                        &agent_shared::config::get_preferred_signing_algorithm(),
+                    ),
                 )
                 .await
                 .unwrap(),
diff --git a/agent_secret_manager/src/subject.rs b/agent_secret_manager/src/subject.rs
index 5c4d19e7..f3267ac0 100644
--- a/agent_secret_manager/src/subject.rs
+++ b/agent_secret_manager/src/subject.rs
@@ -1,4 +1,4 @@
-use agent_shared::config::config;
+use agent_shared::{config::config, from_jsonwebtoken_algorithm_to_jwsalgorithm};
 use async_trait::async_trait;
 use base64::{engine::general_purpose::URL_SAFE_NO_PAD, Engine};
 use did_manager::{DidMethod, Resolver, SecretManager};
@@ -62,13 +62,9 @@ impl Sign for Subject {
                 .produce_document(
                     method,
                     Some(did_manager::MethodSpecificParameters::Web { origin: origin() }),
-                    JwsAlgorithm::from_str(
-                        &serde_json::json!(agent_shared::config::get_preferred_signing_algorithm())
-                            .as_str()
-                            .unwrap()
-                            .to_string(),
-                    )
-                    .unwrap(),
+                    from_jsonwebtoken_algorithm_to_jwsalgorithm(
+                        &agent_shared::config::get_preferred_signing_algorithm(),
+                    ),
                 )
                 .await
                 .ok()
@@ -82,13 +78,7 @@ impl Sign for Subject {
             .produce_document(
                 method,
                 None,
-                JwsAlgorithm::from_str(
-                    &serde_json::json!(agent_shared::config::get_preferred_signing_algorithm())
-                        .as_str()
-                        .unwrap()
-                        .to_string(),
-                )
-                .unwrap(),
+                from_jsonwebtoken_algorithm_to_jwsalgorithm(&agent_shared::config::get_preferred_signing_algorithm()),
             )
             .await
             .ok()
@@ -101,13 +91,7 @@ impl Sign for Subject {
             .secret_manager
             .sign(
                 message.as_bytes(),
-                JwsAlgorithm::from_str(
-                    &serde_json::json!(agent_shared::config::get_preferred_signing_algorithm())
-                        .as_str()
-                        .unwrap()
-                        .to_string(),
-                )
-                .unwrap(),
+                from_jsonwebtoken_algorithm_to_jwsalgorithm(&agent_shared::config::get_preferred_signing_algorithm()),
             )
             .await?)
     }
@@ -128,13 +112,9 @@ impl oid4vc_core::Subject for Subject {
                 .produce_document(
                     method,
                     Some(did_manager::MethodSpecificParameters::Web { origin: origin() }),
-                    JwsAlgorithm::from_str(
-                        &serde_json::json!(agent_shared::config::get_preferred_signing_algorithm())
-                            .as_str()
-                            .unwrap()
-                            .to_string(),
-                    )
-                    .unwrap(),
+                    from_jsonwebtoken_algorithm_to_jwsalgorithm(
+                        &agent_shared::config::get_preferred_signing_algorithm(),
+                    ),
                 )
                 .await
                 .map(|document| document.id().to_string())?);
@@ -145,13 +125,7 @@ impl oid4vc_core::Subject for Subject {
             .produce_document(
                 method,
                 None,
-                JwsAlgorithm::from_str(
-                    &serde_json::json!(agent_shared::config::get_preferred_signing_algorithm())
-                        .as_str()
-                        .unwrap()
-                        .to_string(),
-                )
-                .unwrap(),
+                from_jsonwebtoken_algorithm_to_jwsalgorithm(&agent_shared::config::get_preferred_signing_algorithm()),
             )
             .await
             .map(|document| document.id().to_string())?)
diff --git a/agent_shared/src/lib.rs b/agent_shared/src/lib.rs
index 578573e0..e678f5bf 100644
--- a/agent_shared/src/lib.rs
+++ b/agent_shared/src/lib.rs
@@ -7,6 +7,7 @@ pub mod handlers;
 pub mod url_utils;
 
 pub use ::config::ConfigError;
+use identity_iota::verification::jws::JwsAlgorithm;
 use rand::Rng;
 pub use url_utils::UrlAppendHelpers;
 
@@ -24,3 +25,21 @@ pub fn generate_random_string() -> String {
 
     random_string
 }
+
+/// Helper function that converts `jsonwebtoken::Algorithm` to `JwsAlgorithm`.
+pub fn from_jsonwebtoken_algorithm_to_jwsalgorithm(algorithm: &jsonwebtoken::Algorithm) -> JwsAlgorithm {
+    match algorithm {
+        jsonwebtoken::Algorithm::HS256 => JwsAlgorithm::HS256,
+        jsonwebtoken::Algorithm::HS384 => JwsAlgorithm::HS384,
+        jsonwebtoken::Algorithm::HS512 => JwsAlgorithm::HS512,
+        jsonwebtoken::Algorithm::ES256 => JwsAlgorithm::ES256,
+        jsonwebtoken::Algorithm::ES384 => JwsAlgorithm::ES384,
+        jsonwebtoken::Algorithm::RS256 => JwsAlgorithm::RS256,
+        jsonwebtoken::Algorithm::RS384 => JwsAlgorithm::RS384,
+        jsonwebtoken::Algorithm::RS512 => JwsAlgorithm::RS512,
+        jsonwebtoken::Algorithm::PS256 => JwsAlgorithm::PS256,
+        jsonwebtoken::Algorithm::PS384 => JwsAlgorithm::PS384,
+        jsonwebtoken::Algorithm::PS512 => JwsAlgorithm::PS512,
+        jsonwebtoken::Algorithm::EdDSA => JwsAlgorithm::EdDSA,
+    }
+}