diff --git a/status/explicit-failures-markup.xml b/status/explicit-failures-markup.xml
index 19538d08ef..3dd782186a 100644
--- a/status/explicit-failures-markup.xml
+++ b/status/explicit-failures-markup.xml
@@ -1935,6 +1935,12 @@
                 The compiler is not supported by Interprocess.
             </note>
         </mark-expected-failures>
+        <mark-expected-failures>
+          <test name="unordered_multiset_test"/>
+          <test name="unordered_set_test"/>
+          <toolset name="acc"/>
+          <note author="Boris Gubenko" refid="47"/>
+        </mark-expected-failures>
     </library>
 
     <!-- io-->