diff --git a/src/Makefile b/src/Makefile
index 63cc67d0a27..781c66b3884 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -398,7 +398,6 @@ TEST_XFAILS_X86 :=  $(TASK_XFAILS) \
                     test/run-pass/generic-recursive-tag.rs \
                     test/run-pass/int-lib.rs \
                     test/run-pass/iter-ret.rs \
-                    test/run-pass/lib-deque.rs \
                     test/run-pass/lib-map.rs \
                     test/run-pass/mlist-cycle.rs \
                     test/run-pass/obj-as.rs \