Fix async identification

instana · May 3, 2019 · ae59694 · ae59694
1 parent 6e02baa
commit ae59694
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/hooks/XMLHttpRequest.js b/lib/hooks/XMLHttpRequest.js
@@ -105,7 +105,7 @@ export function instrumentXMLHttpRequest() {
       'l': win.location.href,
       'm': method,
       'u': normalizeUrl(url),
-      'a': async ? 1 : 0,
+      'a': async === undefined || async ? 1 : 0,
       'st': 0,
       'e': undefined,
       'bc': state.setBackendCorrelationHeaders ? 1 : 0