diff -p -up rpm-4.4.2.3/lib/transaction.c.pix rpm-4.4.2.3/lib/transaction.c
--- rpm-4.4.2.3/lib/transaction.c.pix	2008-05-27 11:12:45.000000000 +0200
+++ rpm-4.4.2.3/lib/transaction.c	2008-05-27 13:49:27.000000000 +0200
@@ -2356,7 +2356,7 @@ assert(psm != NULL);
 	    if ((fi = rpmtsiFi(pi)) == NULL)
 		continue;	/* XXX can't happen */
 
-	    haspostscript = (fi->posttrans != NULL ? 1 : 0);
+	    haspostscript = (fi->posttrans || fi->posttransprog ? 1 : 0);
 	    p->fi = rpmfiFree(p->fi);
 
 	    /* If no post-transaction script, then don't bother. */