diff --git a/catalyst-gateway/bin/src/service/common/responses/mod.rs b/catalyst-gateway/bin/src/service/common/responses/mod.rs
index d7f9eececaf..7f86a27c52c 100644
--- a/catalyst-gateway/bin/src/service/common/responses/mod.rs
+++ b/catalyst-gateway/bin/src/service/common/responses/mod.rs
@@ -134,10 +134,12 @@ impl<T> WithErrorResponses<T> {
     pub(crate) fn service_unavailable(err: &anyhow::Error, retry: RetryAfterOption) -> Self {
         let error = ServiceUnavailable::new(None);
         error!(id=%error.id(), error=?err, retry_after=?retry);
-        WithErrorResponses::Error(ErrorResponses::ServiceUnavailable(
-            Json(error),
-            retry.into(),
-        ))
+        let retry = match retry {
+            RetryAfterOption::Default => Some(RetryAfterHeader::default()),
+            RetryAfterOption::None => None,
+            RetryAfterOption::Some(value) => Some(value),
+        };
+        WithErrorResponses::Error(ErrorResponses::ServiceUnavailable(Json(error), retry))
     }
 
     /// Handle a 500 internal error response.
diff --git a/catalyst-gateway/bin/src/service/common/types/headers/retry_after.rs b/catalyst-gateway/bin/src/service/common/types/headers/retry_after.rs
index cb465e7633d..d2ccc8fcc59 100644
--- a/catalyst-gateway/bin/src/service/common/types/headers/retry_after.rs
+++ b/catalyst-gateway/bin/src/service/common/types/headers/retry_after.rs
@@ -36,16 +36,6 @@ pub(crate) enum RetryAfterOption {
     Some(RetryAfterHeader),
 }
 
-impl From<RetryAfterOption> for Option<RetryAfterHeader> {
-    fn from(value: RetryAfterOption) -> Self {
-        match value {
-            RetryAfterOption::Default => Some(RetryAfterHeader::default()),
-            RetryAfterOption::None => None,
-            RetryAfterOption::Some(value) => Some(value),
-        }
-    }
-}
-
 impl Display for RetryAfterHeader {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {