diff --git a/security/mit-krb5/builtin.mk b/security/mit-krb5/builtin.mk
index dc839a6060aa..a57d36dada5e 100644
--- a/security/mit-krb5/builtin.mk
+++ b/security/mit-krb5/builtin.mk
@@ -88,6 +88,10 @@ ALL_ENV+=	KRB5_CONFIG=${KRB5_CONFIG:Q}
 BUILDLINK_CPPFLAGS.mit-krb5!=	${SH_KRB5_CONFIG} --cflags
 BUILDLINK_LDFLAGS.mit-krb5!=	${SH_KRB5_CONFIG} --libs
 
+.    if !empty(SH_KRB5_CONFIG:M/usr/lib/mit/*)
+BUILDLINK_PREFIX.mit-krb5=	/usr/lib/mit
+.    endif
+
 #
 # The SunOS builtin krb5-config does not support all of the arguments that the
 # MIT version does so we install a fake script which strips them out.