diff --git a/build-big-endian.patch b/build-big-endian.patch
index e925cfd..c1972c6 100644
--- a/build-big-endian.patch
+++ b/build-big-endian.patch
@@ -1,6 +1,6 @@
 diff -up firefox-55.0/gfx/skia/skia/include/core/SkColorPriv.h.big-endian firefox-55.0/gfx/skia/skia/include/core/SkColorPriv.h
 --- firefox-55.0/gfx/skia/skia/include/core/SkColorPriv.h.big-endian	2017-07-31 18:20:55.000000000 +0200
-+++ firefox-55.0/gfx/skia/skia/include/core/SkColorPriv.h	2017-08-02 10:09:36.350124031 +0200
++++ firefox-55.0/gfx/skia/skia/include/core/SkColorPriv.h	2017-08-03 12:06:32.653090806 +0200
 @@ -31,7 +31,7 @@
   *
   *  Here we enforce this constraint.
@@ -29,7 +29,7 @@ diff -up firefox-55.0/gfx/skia/skia/include/core/SkColorPriv.h.big-endian firefo
      #error "can't define PMCOLOR to be RGBA and BGRA"
 diff -up firefox-55.0/gfx/skia/skia/include/core/SkImageInfo.h.big-endian firefox-55.0/gfx/skia/skia/include/core/SkImageInfo.h
 --- firefox-55.0/gfx/skia/skia/include/core/SkImageInfo.h.big-endian	2017-07-31 18:20:55.000000000 +0200
-+++ firefox-55.0/gfx/skia/skia/include/core/SkImageInfo.h	2017-08-02 10:09:36.350124031 +0200
++++ firefox-55.0/gfx/skia/skia/include/core/SkImageInfo.h	2017-08-03 12:06:32.653090806 +0200
 @@ -83,7 +83,8 @@ enum SkColorType {
  #elif SK_PMCOLOR_BYTE_ORDER(R,G,B,A)
      kN32_SkColorType = kRGBA_8888_SkColorType,
@@ -42,7 +42,7 @@ diff -up firefox-55.0/gfx/skia/skia/include/core/SkImageInfo.h.big-endian firefo
  
 diff -up firefox-55.0/gfx/skia/skia/include/gpu/GrColor.h.big-endian firefox-55.0/gfx/skia/skia/include/gpu/GrColor.h
 --- firefox-55.0/gfx/skia/skia/include/gpu/GrColor.h.big-endian	2017-07-31 18:20:55.000000000 +0200
-+++ firefox-55.0/gfx/skia/skia/include/gpu/GrColor.h	2017-08-02 10:09:36.350124031 +0200
++++ firefox-55.0/gfx/skia/skia/include/gpu/GrColor.h	2017-08-03 12:06:32.653090806 +0200
 @@ -74,8 +74,13 @@ static inline GrColor GrColorPackA4(unsi
   *  Since premultiplied means that alpha >= color, we construct a color with
   *  each component==255 and alpha == 0 to be "illegal"
@@ -59,8 +59,8 @@ diff -up firefox-55.0/gfx/skia/skia/include/gpu/GrColor.h.big-endian firefox-55.
  #define GrColor_TRANSPARENT_BLACK 0x0
  
 diff -up firefox-55.0/gfx/skia/skia/include/gpu/GrTypes.h.big-endian firefox-55.0/gfx/skia/skia/include/gpu/GrTypes.h
---- firefox-55.0/gfx/skia/skia/include/gpu/GrTypes.h.big-endian	2017-08-02 10:09:36.351124028 +0200
-+++ firefox-55.0/gfx/skia/skia/include/gpu/GrTypes.h	2017-08-02 10:13:40.512303982 +0200
+--- firefox-55.0/gfx/skia/skia/include/gpu/GrTypes.h.big-endian	2017-07-31 18:20:55.000000000 +0200
++++ firefox-55.0/gfx/skia/skia/include/gpu/GrTypes.h	2017-08-03 12:06:32.653090806 +0200
 @@ -326,15 +326,13 @@ enum GrPixelConfig {
  static const int kGrPixelConfigCnt = kLast_GrPixelConfig + 1;
  
@@ -80,8 +80,17 @@ diff -up firefox-55.0/gfx/skia/skia/include/gpu/GrTypes.h.big-endian firefox-55.
  
  // Returns true if the pixel config is a GPU-specific compressed format
 diff -up firefox-55.0/js/src/jit/none/MacroAssembler-none.h.big-endian firefox-55.0/js/src/jit/none/MacroAssembler-none.h
---- firefox-55.0/js/src/jit/none/MacroAssembler-none.h.big-endian	2017-08-02 10:09:36.351124028 +0200
-+++ firefox-55.0/js/src/jit/none/MacroAssembler-none.h	2017-08-02 10:14:38.295109906 +0200
+--- firefox-55.0/js/src/jit/none/MacroAssembler-none.h.big-endian	2017-07-31 18:20:48.000000000 +0200
++++ firefox-55.0/js/src/jit/none/MacroAssembler-none.h	2017-08-04 11:31:18.074582783 +0200
+@@ -48,7 +48,7 @@ static constexpr Register WasmIonExitReg
+ 
+ static constexpr Register WasmIonExitRegReturnData { Registers::invalid_reg };
+ static constexpr Register WasmIonExitRegReturnType { Registers::invalid_reg };
+-static constexpr Register WasmIonExitTlsReg = { Registers::invalid_reg };
++static constexpr Register WasmIonExitTlsReg { Registers::invalid_reg };
+ static constexpr Register WasmIonExitRegD0 { Registers::invalid_reg };
+ static constexpr Register WasmIonExitRegD1 { Registers::invalid_reg };
+ static constexpr Register WasmIonExitRegD2 { Registers::invalid_reg };
 @@ -197,8 +197,8 @@ class MacroAssemblerNone : public Assemb
      static bool SupportsUnalignedAccesses() { return false; }
  
diff --git a/firefox.spec b/firefox.spec
index 3fd0df5..78ee592 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -1,3 +1,4 @@
+#Disabled due to https://bugzilla.mozilla.org/show_bug.cgi?id=1387010
 ExcludeArch: aarch64 armv7hl
 
 # Use ALSA backend?