--- a/MozillaFirefox/MozillaFirefox.spec	Mon Sep 09 09:30:11 2019 +0200
+++ b/MozillaFirefox/MozillaFirefox.spec	Mon Sep 09 23:36:13 2019 +0200
@@ -83,7 +83,7 @@
 BuildRequires:  mozilla-nspr-devel >= 4.21
 BuildRequires:  mozilla-nss-devel >= 3.45
 BuildRequires:  nasm >= 2.13
-BuildRequires:  nodejs >= 8.11
+BuildRequires:  nodejs8 >= 8.11
 BuildRequires:  python-devel
 BuildRequires:  python2-xml
 BuildRequires:  python3 >= 3.5
@@ -137,7 +137,7 @@
 Group:          Productivity/Networking/Web/Browsers
 Url:            http://www.mozilla.org/
 %if !%{with only_print_mozconfig}
-Source:         http://ftp.mozilla.org/pub/firefox/releases/%{version}%{orig_suffix}/source/firefox-%{orig_version}%{orig_suffix}.source.tar.xz
+Source:         http://ftp.mozilla.org/pub/%{progname}/releases/%{version}%{orig_suffix}/source/firefox-%{orig_version}%{orig_suffix}.source.tar.xz
 Source1:        MozillaFirefox.desktop
 Source2:        MozillaFirefox-rpmlintrc
 Source3:        mozilla.sh.in
@@ -305,7 +305,7 @@
 %patch8 -p1
 %patch9 -p1
 %patch10 -p1
-%ifarch s390x
+%ifarch s390x ppc64
 %patch11 -p1
 %endif
 %patch12 -p1
@@ -313,10 +313,10 @@
 %patch14 -p1
 %patch15 -p1
 %patch16 -p1
-#%patch17 -p1
-#%patch18 -p1
-#%patch19 -p1
-%patch20 -p1
+%patch17 -p1
+%patch18 -p1
+%patch19 -p1
+#%patch20 -p1
 %patch21 -p1
 %patch22 -p1
 # Firefox
@@ -446,7 +446,7 @@
 ac_add_options --disable-webrtc
 %endif
 # mitigation/workaround for bmo#1512162
-%ifarch ppc64le
+%ifarch ppc64le s390x
 ac_add_options --enable-optimize="-O1"
 %endif
 %ifarch x86_64