diff --git a/clang/test/Driver/response-file-errs.c b/clang/test/Driver/response-file-errs.c
index b78c86f4bdd5d..efde7575a51e0 100644
--- a/clang/test/Driver/response-file-errs.c
+++ b/clang/test/Driver/response-file-errs.c
@@ -1,6 +1,3 @@
-// AIX reacts on opening directory differently than other systems.
-// XFAIL: system-aix
-
 // If response file does not exist, '@file; directive remains unexpanded in
 // command line.
 //