diff --git a/kdc/Makefile.am b/kdc/Makefile.am
index 2102b54eeb..085346f34d 100644
--- a/kdc/Makefile.am
+++ b/kdc/Makefile.am
@@ -136,6 +136,7 @@ kdc_tester_LDADD = libkdc.la $(LDADD) $(LIB_pidfile) $(LIB_heimbase)
 
 include_HEADERS = kdc.h $(srcdir)/kdc-protos.h
 
+noinst_HEADERS = $(srcdir)/kdc-private.h
 
 krb5dir = $(includedir)/krb5
 krb5_HEADERS = windc_plugin.h