diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index 956fd274cd..42bdf9f75c 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -674,8 +674,14 @@ ifdef COPT
    LDFLAGS += $(COPT)
 endif
 
+ifdef CXXOPT
+   CXXFLAGS += $(CXXOPT)
+   LDFLAGS += $(CXXOPT)
+endif
+
 ifdef PROFILE
    CFLAGS += $(PROFILE)
+   CXXFLAGS += $(PROFILE)
    LDFLAGS += $(PROFILE)
 endif