diff --git a/cli/src/main.rs b/cli/src/main.rs
index 35feb08..0812bd0 100644
--- a/cli/src/main.rs
+++ b/cli/src/main.rs
@@ -397,6 +397,7 @@ async fn main() -> Result<()> {
                                 *allowed_origin == "*" || origin == allowed_origin
                             })
                         })
+                        .allowed_header("content-type")
                         .allow_any_method();
 
                     let app = App::new()