diff --git a/src/error.rs b/src/error.rs
index 56c0ef6..3491c5f 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -47,7 +47,7 @@ impl IntoResponse for ApiError {
             ),
             Self::PreconditionRequired(msg) => (StatusCode::PRECONDITION_REQUIRED, msg),
             Self::NotFound(msg) => (StatusCode::NOT_FOUND, msg),
-            Self::PostureRejected(reasons) => (StatusCode::FORBIDDEN, reasons.join(" ,")),
+            Self::PostureRejected(reasons) => (StatusCode::FORBIDDEN, reasons.join(", ")),
             _ => (
                 StatusCode::INTERNAL_SERVER_ERROR,
                 "Internal server error".to_string(),