diff --git a/firefox.spec b/firefox.spec
index bcfa7f3..eb1b219 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -97,7 +97,7 @@ ExcludeArch: armv7hl
 Summary:        Mozilla Firefox Web browser
 Name:           firefox
 Version:        51.0
-Release:        2%{?pre_tag}%{?dist}
+Release:        3%{?pre_tag}%{?dist}
 URL:            https://www.mozilla.org/firefox/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
@@ -133,6 +133,8 @@ Patch219:        rhbz-1173156.patch
 Patch221:        firefox-fedora-ua.patch
 Patch224:        mozilla-1170092.patch
 Patch225:        mozilla-1005640-accept-lang.patch
+#ARM run-time patch
+Patch226:        rhbz-1354671.patch
 
 # Upstream patches
 Patch304:        mozilla-1253216.patch
@@ -279,6 +281,11 @@ cd %{tarballdir}
 %patch221 -p2 -b .fedora-ua
 %patch224 -p1 -b .1170092
 %patch225 -p1 -b .1005640-accept-lang
+#ARM run-time patch
+%ifarch aarch64
+%patch226 -p1 -b .1354671
+%endif
+
 %patch304 -p1 -b .1253216
 %patch402 -p1 -b .1196777
 %patch406 -p1 -b .256180
@@ -776,6 +783,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #---------------------------------------------------------------------
 
 %changelog
+* Tue Jan 24 2017 Martin Stransky <stransky@redhat.com> - 51.0-3
+- Added fix for aarch64 crashes (rhbz#1354671)
+
 * Thu Jan 19 2017 Martin Stransky <stransky@redhat.com> - 51.0-2
 - Update to 51.0 (B2)
 
diff --git a/rhbz-1354671.patch b/rhbz-1354671.patch
new file mode 100644
index 0000000..7164e3d
--- /dev/null
+++ b/rhbz-1354671.patch
@@ -0,0 +1,16 @@
+@@ -, +, @@ 
+---
+ layout/base/nsIPresShell.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+--- a/layout/base/nsIPresShell.h	
++++ a/layout/base/nsIPresShell.h	
+@@ -224,7 +224,7 @@ public:
+    * to the same aSize value.  AllocateFrame returns zero-filled memory.
+    * AllocateFrame is infallible and will abort on out-of-memory.
+    */
+-  void* AllocateFrame(nsQueryFrame::FrameIID aID, size_t aSize)
++  void* __attribute__((optimize("no-lifetime-dse"))) AllocateFrame(nsQueryFrame::FrameIID aID, size_t aSize)
+   {
+     void* result = mFrameArena.AllocateByFrameID(aID, aSize);
+     RecordAlloc(result);
+--