diff --git a/appl/rcp/Makefile.am b/appl/rcp/Makefile.am
index 39d67be05..7bd48bac8 100644
--- a/appl/rcp/Makefile.am
+++ b/appl/rcp/Makefile.am
@@ -2,8 +2,6 @@
 
 include $(top_srcdir)/Makefile.am.common
 
-AM_CPPFLAGS += $(INCLUDE_krb4)
-
 bin_PROGRAMS = rcp
 
 rcp_SOURCES  = rcp.c util.c rcp_locl.h extern.h