diff --git a/lib/gssapi/Makefile.am b/lib/gssapi/Makefile.am
index 3ad010b29..39525ac55 100644
--- a/lib/gssapi/Makefile.am
+++ b/lib/gssapi/Makefile.am
@@ -259,7 +259,7 @@ CLEANFILES = $(BUILT_SOURCES) \
 $(spnego_files) spnego_asn1.h: spnego_asn1_files
 $(gssapi_files) gssapi_asn1.h: gssapi_asn1_files
 
-spnego_asn1_files: ../asn1/asn1_compile$(EXEEXT) $(srcdir)/spnego/spnego.asn1
+spnego_asn1_files: ../asn1/asn1_compile$(EXEEXT) $(srcdir)/spnego/spnego.asn1 $(srcdir)/spnego/spnego.opt
 	../asn1/asn1_compile$(EXEEXT) --option-file=$(srcdir)/spnego/spnego.opt $(srcdir)/spnego/spnego.asn1 spnego_asn1
 
 gssapi_asn1_files: ../asn1/asn1_compile$(EXEEXT) $(srcdir)/mech/gssapi.asn1