diff --git a/MozillaFirefox.changes b/MozillaFirefox.changes
index cab8041..2114596 100644
--- a/MozillaFirefox.changes
+++ b/MozillaFirefox.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Jan  3 17:35:46 CET 2011 - meissner@suse.de
+
+- Mirror ac_add_options --disable-ipc from xulrunner for PowerPC.
+
 -------------------------------------------------------------------
 Wed Dec 15 07:49:45 UTC 2010 - wr@rosenauer.org
 
diff --git a/MozillaFirefox.spec b/MozillaFirefox.spec
index 06ca86a..4eeeb15 100644
--- a/MozillaFirefox.spec
+++ b/MozillaFirefox.spec
@@ -212,6 +212,11 @@ cat << EOF >> $MOZCONFIG
 ac_add_options --enable-official-branding
 EOF
 %endif
+%ifarch ppc ppc64 s390 s390x
+cat << EOF >> $MOZCONFIG
+ac_add_options --disable-ipc
+EOF
+%endif
 make -f client.mk build
 
 %install