diff --git a/crates/router/src/core/errors/api_error_response.rs b/crates/router/src/core/errors/api_error_response.rs
index 75f12b7ec6..edbf2763fb 100644
--- a/crates/router/src/core/errors/api_error_response.rs
+++ b/crates/router/src/core/errors/api_error_response.rs
@@ -411,7 +411,7 @@ impl common_utils::errors::ErrorSwitch<api_models::errors::types::ApiErrorRespon
             }
             Self::ReturnUrlUnavailable => AER::NotFound(ApiError::new("HE", 3, "Return URL is not configured and not passed in payments request", None)),
             Self::RefundNotPossible { connector } => {
-                AER::BadRequest(ApiError::new("HE", 3, "This refund is not possible through Hyperswitch. Please raise the refund through {connector} dashboard", None))
+                AER::BadRequest(ApiError::new("HE", 3, format!("This refund is not possible through Hyperswitch. Please raise the refund through {connector} dashboard"), None))
             }
             Self::MandateValidationFailed { reason } => {
                 AER::BadRequest(ApiError::new("HE", 3, "Mandate Validation Failed", Some(Extra { reason: Some(reason.clone()), ..Default::default() })))