diff --git a/kadmin/Makefile.am b/kadmin/Makefile.am
index ead510d08..330721a41 100644
--- a/kadmin/Makefile.am
+++ b/kadmin/Makefile.am
@@ -2,7 +2,7 @@
 
 include $(top_srcdir)/Makefile.am.common
 
-INCLUDES += $(INCLUDE_readline) $(INCLUDE_krb4)
+INCLUDES += $(INCLUDE_readline) $(INCLUDE_krb4) -I$(srcdir)/../lib/krb5
 
 sbin_PROGRAMS = kadmin
 
diff --git a/kdc/Makefile.am b/kdc/Makefile.am
index fb955df6c..cd4e38902 100644
--- a/kdc/Makefile.am
+++ b/kdc/Makefile.am
@@ -2,7 +2,7 @@
 
 include $(top_srcdir)/Makefile.am.common
 
-INCLUDES += $(INCLUDE_krb4)
+INCLUDES += $(INCLUDE_krb4) -I$(srcdir)/../lib/krb5
 
 bin_PROGRAMS = string2key