diff --git a/MozillaFirefox.changes b/MozillaFirefox.changes
index 335cb5c..d3e70ea 100644
--- a/MozillaFirefox.changes
+++ b/MozillaFirefox.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed May 23 14:40:16 UTC 2012 - adrian@suse.de
+
+- fix build on arm
+
 -------------------------------------------------------------------
 Wed May 16 05:34:01 UTC 2012 - wr@rosenauer.org
 
diff --git a/MozillaFirefox.spec b/MozillaFirefox.spec
index 1ba6f96..ea861ce 100644
--- a/MozillaFirefox.spec
+++ b/MozillaFirefox.spec
@@ -94,6 +94,7 @@ Patch15:        mozilla-yarr-pcre.patch
 Patch16:        mozilla-revert_621446.patch
 Patch17:        mozilla-libnotify.patch
 Patch18:        mozilla-gcc47.patch
+Patch19:        mozilla-arm-disable-edsp.patch
 # Firefox/browser
 Patch31:        firefox-browser-css.patch
 Patch32:        firefox-cross-desktop.patch
@@ -226,6 +227,7 @@ cd $RPM_BUILD_DIR/mozilla
 %patch16 -p1
 %patch17 -p1
 %patch18 -p1
+%patch19 -p1
 #
 %patch31 -p1
 %patch32 -p1
diff --git a/mozilla-arm-disable-edsp.patch b/mozilla-arm-disable-edsp.patch
new file mode 100644
index 0000000..cf82251
--- /dev/null
+++ b/mozilla-arm-disable-edsp.patch
@@ -0,0 +1,27 @@
+# HG changeset patch
+# User Adrian Schröter <adrian@suse.de>
+# Parent 5b26dbfe65bd4986ea3792f02bc025fec293b51f
+disable ESDP support (no BNC or BMO reference yet :-()
+
+diff --git a/xpcom/glue/arm.h b/xpcom/glue/arm.h
+--- a/xpcom/glue/arm.h
++++ b/xpcom/glue/arm.h
+@@ -143,17 +143,17 @@ namespace mozilla {
+     extern bool NS_COM_GLUE neon_enabled;
+ #endif
+ #endif
+   }
+ 
+ #if defined(MOZILLA_PRESUME_EDSP)
+ #  define MOZILLA_MAY_SUPPORT_EDSP 1
+   inline bool supports_edsp() { return true; }
+-#elif defined(MOZILLA_MAY_SUPPORT_EDSP) \
++#elif 0 \
+    && defined(MOZILLA_ARM_HAVE_CPUID_DETECTION)
+   inline bool supports_edsp() { return arm_private::edsp_enabled; }
+ #else
+   inline bool supports_edsp() { return false; }
+ #endif
+ 
+ #if defined(MOZILLA_PRESUME_ARMV6)
+ #  define MOZILLA_MAY_SUPPORT_ARMV6 1