diff --git a/tutorial/cpp/Makefile.am b/tutorial/cpp/Makefile.am
index 95497d5..77fd6d5 100755
--- a/tutorial/cpp/Makefile.am
+++ b/tutorial/cpp/Makefile.am
@@ -27,8 +27,6 @@
 	gen-cpp/Calculator.h \
 	gen-cpp/SharedService.cpp \
 	gen-cpp/SharedService.h \
-	gen-cpp/shared_constants.cpp \
-	gen-cpp/shared_constants.h \
 	gen-cpp/shared_types.cpp \
 	gen-cpp/shared_types.h \
 	gen-cpp/tutorial_constants.cpp \
@@ -61,7 +59,7 @@
 #
 # Common thrift code generation rules
 #
-gen-cpp/Calculator.cpp gen-cpp/SharedService.cpp gen-cpp/shared_constants.cpp gen-cpp/shared_types.cpp gen-cpp/tutorial_constants.cpp gen-cpp/tutorial_types.cpp: $(top_srcdir)/tutorial/tutorial.thrift
+gen-cpp/Calculator.cpp gen-cpp/SharedService.cpp gen-cpp/shared_types.cpp gen-cpp/tutorial_constants.cpp gen-cpp/tutorial_types.cpp: $(top_srcdir)/tutorial/tutorial.thrift
 	$(THRIFT) --gen cpp -r $<
 
 AM_CPPFLAGS = $(BOOST_CPPFLAGS) $(LIBEVENT_CPPFLAGS) -I$(top_srcdir)/lib/cpp/src -Igen-cpp