diff --git a/debian/rules b/debian/rules
index 11294e9..6b786ff 100755
--- a/debian/rules
+++ b/debian/rules
@@ -7,7 +7,7 @@
 
 override_dh_auto_build:
 	$(CXX) -shared -fPIC -Wall -std=c++11 -Wl,-soname,libcrossguid.so.0 -DGUID_LIBUUID \
-	-I/usr/include/uuid  guid.cpp -o libcrossguid.so.0.0.1 $(CXXFLAGS) -luuid \
+	-I/usr/include/uuid  guid.cpp -o libcrossguid.so.0.0.1 $(CPPFLAGS) $(CXXFLAGS) -luuid \
 	$(LDFLAGS)
 	ar x /usr/lib/$(DEB_HOST_MULTIARCH)/libuuid.a
 	ar cr libcrossguid.a *.o