diff --git a/modules/libpref/Makefile.in b/modules/libpref/Makefile.in
index f8965daaf..159d98c7d 100644
--- a/modules/libpref/Makefile.in
+++ b/modules/libpref/Makefile.in
@@ -26,6 +26,10 @@ grepref_files += $(topsrcdir)/mobile/android/chrome/content/healthreport-prefs.j
 endif
 endif
 
+GRE_BUILDID   := $(strip $(firstword $(shell cat $(DEPTH)/config/buildid 2>/dev/null)))
+
+DEFINES += -DGRE_BUILDID=$(GRE_BUILDID)
+
 goanna.js: $(grepref_files)
 	$(call py_action,preprocessor,$(PREF_PPFLAGS) $(DEFINES) $(ACDEFINES) $(XULPPFLAGS) $^ -o $@)
 
diff --git a/modules/libpref/init/all.js b/modules/libpref/init/all.js
index 6551eb596..e96102c48 100644
--- a/modules/libpref/init/all.js
+++ b/modules/libpref/init/all.js
@@ -4907,3 +4907,11 @@ pref("dom.secureelement.enabled", false);
 
 // Turn rewriting of youtube embeds on/off
 pref("plugins.rewrite_youtube_embeds", true);
+
+// additional
+lock_pref("platform.name", "Goanna");
+#filter substitution
+lock_pref("platform.version", @MOZILLA_VERSION@);
+lock_pref("platform.buildid", "@GRE_BUILDID@");
+#unfilter substitution
+