diff --git a/cmds/app_process/Android.mk b/cmds/app_process/Android.mk
index e530184..b5f1c2a 100644
--- a/cmds/app_process/Android.mk
+++ b/cmds/app_process/Android.mk
@@ -62,7 +62,6 @@
 LOCAL_LDFLAGS := -ldl
 LOCAL_LDFLAGS_32 := -Wl,--version-script,art/sigchainlib/version-script32.txt -Wl,--export-dynamic
 LOCAL_LDFLAGS_64 := -Wl,--version-script,art/sigchainlib/version-script64.txt -Wl,--export-dynamic
-LOCAL_CPPFLAGS := -std=c++11
 
 LOCAL_MODULE := app_process__asan
 LOCAL_MULTILIB := both
diff --git a/rs/jni/Android.mk b/rs/jni/Android.mk
index 0658620..bf3681b 100644
--- a/rs/jni/Android.mk
+++ b/rs/jni/Android.mk
@@ -28,7 +28,7 @@
     frameworks/base/libs/hwui \
     $(rs_generated_include_dir)
 
-LOCAL_CFLAGS += -Wno-unused-parameter -std=c++11
+LOCAL_CFLAGS += -Wno-unused-parameter
 LOCAL_CFLAGS += -Wall -Werror -Wunused -Wunreachable-code
 
 LOCAL_ADDITIONAL_DEPENDENCIES := $(addprefix $(rs_generated_include_dir)/,rsgApiFuncDecl.h)
diff --git a/tools/aapt2/Android.mk b/tools/aapt2/Android.mk
index 0b2947b..53225da 100644
--- a/tools/aapt2/Android.mk
+++ b/tools/aapt2/Android.mk
@@ -142,7 +142,7 @@
 cFlags := -Wall -Werror -Wno-unused-parameter -UNDEBUG
 cFlags_darwin := -D_DARWIN_UNLIMITED_STREAMS
 cFlags_windows := -Wno-maybe-uninitialized # Incorrectly marking use of Maybe.value() as error.
-cppFlags := -std=c++11 -Wno-missing-field-initializers -fno-exceptions -fno-rtti
+cppFlags := -Wno-missing-field-initializers -fno-exceptions -fno-rtti
 protoIncludes := $(call generated-sources-dir-for,STATIC_LIBRARIES,libaapt2,HOST)
 
 # ==========================================================