diff -Nru qca2-2.1.0/debian/changelog qca2-2.1.0/debian/changelog
--- qca2-2.1.0/debian/changelog	2015-03-09 18:33:06.000000000 +0000
+++ qca2-2.1.0/debian/changelog	2015-03-09 18:43:58.000000000 +0000
@@ -1,3 +1,9 @@
+qca2 (2.1.0-0ubuntu6) vivid; urgency=medium
+
+  * Mark armhf and ppc64el specific symbols as optional.
+
+ -- Matthias Klose <doko@ubuntu.com>  Mon, 09 Mar 2015 19:43:21 +0100
+
 qca2 (2.1.0-0ubuntu5) vivid; urgency=medium
 
   * Replace non-existing version 2.1.0+git20141126.2258 in the symbols
diff -Nru qca2-2.1.0/debian/libqca2.symbols qca2-2.1.0/debian/libqca2.symbols
--- qca2-2.1.0/debian/libqca2.symbols	2015-03-09 18:32:52.000000000 +0000
+++ qca2-2.1.0/debian/libqca2.symbols	2015-03-09 18:42:57.000000000 +0000
@@ -735,7 +735,7 @@
  _ZN3QCA15KeyStoreTracker11qt_metacastEPKc@Base 2.1.0
  _ZN3QCA15KeyStoreTracker12entryPassiveERK7QString@Base 2.1.0
  _ZN3QCA15KeyStoreTracker12updateStoresEPNS_19KeyStoreListContextE@Base 2.1.0
- _ZN3QCA15KeyStoreTracker13ksl_busyStartEv@Base 2.1.0
+ (optional)_ZN3QCA15KeyStoreTracker13ksl_busyStartEv@Base 2.1.0
  _ZN3QCA15KeyStoreTracker13startProviderEPNS_8ProviderE@Base 2.1.0
  _ZN3QCA15KeyStoreTracker16ksl_storeUpdatedEi@Base 2.1.0
  _ZN3QCA15KeyStoreTracker16staticMetaObjectE@Base 2.1.0
@@ -747,7 +747,7 @@
  _ZN3QCA15KeyStoreTracker5startEv@Base 2.1.0
  (optional=gcc5)_ZN3QCA15KeyStoreTracker6isBusyEv@Base 2.1.0
  _ZN3QCA15KeyStoreTracker7updatedEv@Base 2.1.0
- _ZN3QCA15KeyStoreTracker8findItemEi@Base 2.1.0
+ (optional)_ZN3QCA15KeyStoreTracker8findItemEi@Base 2.1.0
  (optional=gcc5)_ZN3QCA15KeyStoreTracker8getItemsEv@Base 2.1.0
  (optional)_ZN3QCA15KeyStoreTracker9entryListEi@Base 2.1.0
  _ZN3QCA15KeyStoreTracker9updated_pEv@Base 2.1.0