diff --git a/node.gypi b/node.gypi
index ecd2ea6ea87deb..abb5162705ee49 100644
--- a/node.gypi
+++ b/node.gypi
@@ -27,7 +27,7 @@
 
   'conditions': [
     [ 'clang==1', {
-      'cflags': [ '-Werror=undefined-inline', ]
+      'cflags': [ '-Werror=undefined-inline -Wextra-semi', ]
     }],
     [ '"<(_type)"=="executable"', {
       'msvs_settings': {