diff -Nru firefox-41.0+build3/debian/changelog firefox-41.0+build3/debian/changelog
--- firefox-41.0+build3/debian/changelog	2015-09-18 09:08:50.000000000 +0000
+++ firefox-41.0+build3/debian/changelog	2015-10-03 15:31:18.000000000 +0000
@@ -1,3 +1,9 @@
+firefox (41.0+build3-0ubuntu2) wily; urgency=medium
+
+  * Explicitly link with -latomic to fix the build on powerpc.
+
+ -- Matthias Klose <doko@ubuntu.com>  Sat, 03 Oct 2015 17:30:28 +0200
+
 firefox (41.0+build3-0ubuntu1) wily; urgency=medium
 
   * New upstream stable release (FIREFOX_41_0_BUILD3)
diff -Nru firefox-41.0+build3/debian/patches/link-atomic.diff firefox-41.0+build3/debian/patches/link-atomic.diff
--- firefox-41.0+build3/debian/patches/link-atomic.diff	1970-01-01 00:00:00.000000000 +0000
+++ firefox-41.0+build3/debian/patches/link-atomic.diff	2015-10-03 15:12:22.000000000 +0000
@@ -0,0 +1,24 @@
+Index: b/mfbt/tests/moz.build
+===================================================================
+--- a/mfbt/tests/moz.build
++++ b/mfbt/tests/moz.build
+@@ -58,3 +58,7 @@ FAIL_ON_WARNINGS = True
+ USE_LIBS += [
+     'mfbt',
+ ]
++
++OS_LIBS += [
++    'atomic',
++]
+Index: b/toolkit/library/moz.build
+===================================================================
+--- a/toolkit/library/moz.build
++++ b/toolkit/library/moz.build
+@@ -206,6 +206,7 @@ if CONFIG['MOZ_B2G_CAMERA'] and CONFIG['
+ if CONFIG['OS_ARCH'] == 'Linux' and CONFIG['OS_TARGET'] != 'Android':
+     OS_LIBS += [
+         'rt',
++        'atomic',
+     ]
+ 
+ OS_LIBS += CONFIG['MOZ_CAIRO_OSLIBS']
diff -Nru firefox-41.0+build3/debian/patches/series firefox-41.0+build3/debian/patches/series
--- firefox-41.0+build3/debian/patches/series	2015-09-18 09:08:50.000000000 +0000
+++ firefox-41.0+build3/debian/patches/series	2015-10-03 15:01:21.000000000 +0000
@@ -25,3 +25,4 @@
 dont-hardcode-softfp-on-armhf.patch
 disable-geo-specific-search-defaults-for-us.patch
 cleanup-geo-specific-search-defaults.patch
+link-atomic.diff
diff -Nru firefox-41.0+build3/debian/pkgconfig/mozilla-plugin.pc firefox-41.0+build3/debian/pkgconfig/mozilla-plugin.pc
--- firefox-41.0+build3/debian/pkgconfig/mozilla-plugin.pc	1970-01-01 00:00:00.000000000 +0000
+++ firefox-41.0+build3/debian/pkgconfig/mozilla-plugin.pc	2015-10-03 15:24:44.000000000 +0000
@@ -0,0 +1,8 @@
+prefix=/usr
+sdkdir=/usr/lib/firefox-devel
+includedir=/usr/include/firefox
+
+Name: Mozilla Plug-In API
+Description: Firefox Plug-In API
+Version: 41.0
+Cflags: -I${includedir} -DXP_UNIX