diff --git a/make/defs.mk b/make/defs.mk
index 7aa340c2..a0e2189a 100644
--- a/make/defs.mk
+++ b/make/defs.mk
@@ -307,7 +307,11 @@ LDREST                += $(LDAUDIO) $(LDFFTW)  -ldl
 CC                     = $(YAMD)gcc
 #CPP                    = $(YAMD)g++
 #CPP                    = gfilt
-CPP                    = sh $(MODDIR)/contrib/gfilt/gfilt
+ifeq ($(USE_RPMLIBS),)
+	CPP            = sh $(MODDIR)/contrib/gfilt/gfilt
+else
+	CPP            = g++
+endif
 RM                     = rm
 AR                     = ar