diff --git a/Examples/javascript/example.mk b/Examples/javascript/example.mk
index cb8a33efd..9afd5b9bf 100644
--- a/Examples/javascript/example.mk
+++ b/Examples/javascript/example.mk
@@ -18,7 +18,7 @@ SWIG_TOP=../../..
 SWIG = $(SWIG_TOP)/preinst-swig
 TARGET = example
 INTERFACE = example.i
-SWIGOPT=-$(JSENGINE) -DV8_VERSION=$(JSV8_VERSION)
+SWIGOPT=-$(JSENGINE) -DV8_VERSION=$(JSV8_VERSION) -DV8_DEPRECATION_WARNINGS
 
 check: build
 	$(MAKE) -f $(EXAMPLES_TOP)/Makefile SRCDIR='$(SRCDIR)' JSENGINE='$(JSENGINE)' TARGET='$(TARGET)' javascript_run
diff --git a/Tools/javascript/Makefile.in b/Tools/javascript/Makefile.in
index 8e8a9b4f4..37ff8830e 100644
--- a/Tools/javascript/Makefile.in
+++ b/Tools/javascript/Makefile.in
@@ -49,7 +49,7 @@ Makefile: $(srcdir)/Makefile.in ../../config.status
 # These settings are provided by 'configure' (see '/configure.in')
 ifeq (1, $(JSV8ENABLED))
 JS_INTERPRETER_SRC_V8 = v8_shell.cxx
-JS_INTERPRETER_ENABLE_V8 = -DENABLE_V8 -DSWIG_V8_VERSION=$(JSV8_VERSION) 
+JS_INTERPRETER_ENABLE_V8 = -DENABLE_V8 -DSWIG_V8_VERSION=$(JSV8_VERSION) -DV8_DEPRECATION_WARNINGS
 endif
 
 ifeq (1, $(JSCENABLED))