diff --git a/firefox-build.patch b/firefox-build.patch
deleted file mode 100644
index 262337c..0000000
--- a/firefox-build.patch
+++ /dev/null
@@ -1,11 +0,0 @@
-diff -up firefox-32.0/mozilla-release/media/libstagefright/moz.build.old firefox-32.0/mozilla-release/media/libstagefright/moz.build
---- firefox-32.0/mozilla-release/media/libstagefright/moz.build.old	2014-08-26 05:38:08.000000000 +0200
-+++ firefox-32.0/mozilla-release/media/libstagefright/moz.build	2014-08-27 15:40:12.030299348 +0200
-@@ -120,7 +120,6 @@ elif CONFIG['GNU_CXX']:
-         '-Wno-sign-compare'
-     ]
-     CXXFLAGS += [
--        '-Wno-format',
-         '-Wno-multichar',
-         '-Wno-sign-compare',
-         '-Wno-unused',
diff --git a/firefox.spec b/firefox.spec
index e23e878..ad9dc87 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -95,7 +95,6 @@ Source25:       firefox-symbolic.svg
 
 #Build patches
 Patch0:         firefox-install-dir.patch
-#Patch1:         firefox-build.patch
 Patch3:         mozilla-build-arm.patch
 # https://bugzilla.redhat.com/show_bug.cgi?id=814879#c3
 Patch18:        xulrunner-24.0-jemalloc-ppc.patch
@@ -241,7 +240,6 @@ cd %{tarballdir}
 # there is a compare of config and js/config directories and .orig suffix is
 # ignored during this compare.
 %patch0 -p1
-#%patch1 -p2 -b .build
 
 %patch18 -p2 -b .jemalloc-ppc
 %patch19 -p2 -b .s390-inlines