diff -Nru python3.9-3.9.0~rc1/debian/changelog python3.9-3.9.0~rc1/debian/changelog
--- python3.9-3.9.0~rc1/debian/changelog	2020-08-12 10:42:16.000000000 +0000
+++ python3.9-3.9.0~rc1/debian/changelog	2020-09-12 09:16:50.000000000 +0000
@@ -1,3 +1,10 @@
+python3.9 (3.9.0~rc1-1+rpi1) bullseye-staging; urgency=medium
+
+  [changes brought forward from 3.9.0~b5-2+rpi1 by Peter Michael Green <plugwash@raspbian.org> at Thu, 30 Jul 2020 10:10:07 +0000]
+  * Disable testsuite (test_concurrent_futures seems to hang)
+
+ -- Raspbian forward porter <root@raspbian.org>  Sat, 12 Sep 2020 09:16:50 +0000
+
 python3.9 (3.9.0~rc1-1) unstable; urgency=medium
 
   * Python 3.9.0 release candidate 1.
diff -Nru python3.9-3.9.0~rc1/debian/rules python3.9-3.9.0~rc1/debian/rules
--- python3.9-3.9.0~rc1/debian/rules	2020-07-23 09:09:16.000000000 +0000
+++ python3.9-3.9.0~rc1/debian/rules	2020-09-12 09:16:50.000000000 +0000
@@ -49,9 +49,9 @@
 
 dh_compat2 := $(shell dpkg --compare-versions "$$(dpkg-query -f '$${Version}' -W debhelper)" lt 9.20150811ubuntu2 && echo DH_COMPAT=2)
 
-ifneq (,$(findstring nocheck, $(DEB_BUILD_OPTIONS)))
+#ifneq (,$(findstring nocheck, $(DEB_BUILD_OPTIONS)))
   WITHOUT_CHECK := yes
-endif
+#endif
 WITHOUT_BENCH :=
 ifneq (,$(findstring nobench, $(DEB_BUILD_OPTIONS)))
   WITHOUT_BENCH := yes