diff --git a/sdk/rust/src/http.rs b/sdk/rust/src/http.rs
index e9ddebb540..845c3f55ea 100644
--- a/sdk/rust/src/http.rs
+++ b/sdk/rust/src/http.rs
@@ -253,6 +253,11 @@ impl Response {
         self.headers.iter().map(|(k, v)| (k.as_str(), v))
     }
 
+    /// The request headers
+    pub fn headers_mut(&mut self) -> &mut HashMap<String, HeaderValue> {
+        &mut self.headers
+    }
+
     /// Return a header value
     ///
     /// Will return `None` if the header does not exist.