diff -Nru examl-3.0.21/debian/changelog examl-3.0.21/debian/changelog
--- examl-3.0.21/debian/changelog	2018-06-08 11:10:46.000000000 +0000
+++ examl-3.0.21/debian/changelog	2018-07-02 09:32:28.000000000 +0000
@@ -1,3 +1,10 @@
+examl (3.0.21-2) unstable; urgency=medium
+
+  * export OMPI_MCA_rmaps_base_oversubscribe=1 in autopkgtest script
+    Closes: #902848
+
+ -- Andreas Tille <tille@debian.org>  Mon, 02 Jul 2018 11:32:28 +0200
+
 examl (3.0.21-1) unstable; urgency=medium
 
   * New upstream version
diff -Nru examl-3.0.21/debian/tests/run-unit-test examl-3.0.21/debian/tests/run-unit-test
--- examl-3.0.21/debian/tests/run-unit-test	2018-06-08 11:10:46.000000000 +0000
+++ examl-3.0.21/debian/tests/run-unit-test	2018-07-02 09:32:28.000000000 +0000
@@ -3,6 +3,8 @@
 
 pkg="examl"
 
+export OMPI_MCA_rmaps_base_oversubscribe=1
+
 if [ "$ADTTMP" = "" ] ; then
   ADTTMP=`mktemp -d /tmp/${pkg}-test.XXXXXX`
   trap "rm -rf $ADTTMP" 0 INT QUIT ABRT PIPE TERM