diff --git a/libs/gui/Android.mk b/libs/gui/Android.mk
index b497cb1..909ca67 100644
--- a/libs/gui/Android.mk
+++ b/libs/gui/Android.mk
@@ -16,7 +16,7 @@
 include $(CLEAR_VARS)
 
 LOCAL_CLANG := true
-LOCAL_CPPFLAGS := -std=c++1y -Weverything -Werror
+LOCAL_CPPFLAGS := -Weverything -Werror
 
 # The static constructors and destructors in this library have not been noted to
 # introduce significant overheads
diff --git a/libs/ui/Android.bp b/libs/ui/Android.bp
index 0777468..d5ff753 100644
--- a/libs/ui/Android.bp
+++ b/libs/ui/Android.bp
@@ -17,7 +17,6 @@
 
     clang: true,
     cppflags: [
-        "-std=c++1y",
         "-Weverything",
         "-Werror",