diff --git a/binding.gyp b/binding.gyp
index 75e2f3c8de5915a6f675cc75cf54e035ba06e051..747dc57694b7756bbf24f421598d8a5f057433fc 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -88,6 +88,11 @@
   },
   'targets': [
     {
+      'cflags': [
+        '-std=c99',
+        '-Wall',
+        '-Werror'
+      ],
       'target_name': 'gpr',
       'product_prefix': 'lib',
       'type': 'static_library',
@@ -145,6 +150,11 @@
       ],
     },
     {
+      'cflags': [
+        '-std=c99',
+        '-Wall',
+        '-Werror'
+      ],
       'target_name': 'grpc',
       'product_prefix': 'lib',
       'type': 'static_library',
@@ -316,7 +326,7 @@
         "<!(node -e \"require('nan')\")"
       ],
       'cflags': [
-        '-std=c++0x',
+        '-std=c++11',
         '-Wall',
         '-pthread',
         '-g',
diff --git a/templates/binding.gyp.template b/templates/binding.gyp.template
index be80750eb7f67877fe790a08da034e608bdf5964..bf01cad34c168467eff604ca59274dd91a8c6ceb 100644
--- a/templates/binding.gyp.template
+++ b/templates/binding.gyp.template
@@ -93,6 +93,11 @@
       % for lib in libs:
       % if lib.name in module.transitive_deps:
       {
+        'cflags': [
+          '-std=c99',
+          '-Wall',
+          '-Werror'
+        ],
         'target_name': '${lib.name}',
         'product_prefix': 'lib',
         'type': 'static_library',
@@ -121,7 +126,7 @@
           "<!(node -e \"require('nan')\")"
         ],
         'cflags': [
-          '-std=c++0x',
+          '-std=c++11',
           '-Wall',
           '-pthread',
           '-g',