diff --git a/utils/Makefile b/utils/Makefile
index fbebde5..fd06e53 100644
--- a/utils/Makefile
+++ b/utils/Makefile
@@ -1,5 +1,5 @@
 
-SUBDIRS = macro showbin maker
+SUBDIRS = macro showbin maker skipz
 
 all clean:
 	for d in $(SUBDIRS); do $(MAKE) -C $$d $@; done
diff --git a/utils/maker/maker.c b/utils/maker/maker.c
index f72c1e3..b7a2af4 100644
--- a/utils/maker/maker.c
+++ b/utils/maker/maker.c
@@ -250,7 +250,7 @@ int field_load(int dstfield, char *filename)
 
 		if (allow) {
 		    if (filled[field][origin]) {
-			printf("%s: field %d, addr %o; duplicate (old %04x new %04o)\n",
+			printf("%s: field %d, addr %o; duplicate (old %04o new %04o)\n",
 			       filename, field, origin,
 			       fields[field][origin], word & 07777);
 		    }
diff --git a/utils/maker/script b/utils/maker/script
index ebd3e69..de42146 100644
--- a/utils/maker/script
+++ b/utils/maker/script
@@ -1,8 +1,8 @@
 #
 disk tss8_rf.dsk
-field 0 ../tss8.2/si.bin
-field 1 ../tss8.2/fip.bin
-field 2 ../tss8.2/init.bin
-field 3 ../tss8.2/ts8.bin
-#field 4 ../tss8.2/ts8ii.bin
-save
+field 0 ../../tss8.2/si.bin
+field 1 ../../tss8.2/fip.bin
+field 2 ../../tss8.2/init.bin
+field 3 ../../tss8.2/ts8.bin
+#field 4 ../../tss8.2/ts8ii.bin
+#save
diff --git a/utils/showbin/showbin.c b/utils/showbin/showbin.c
index a0eca0c..648ae9b 100644
--- a/utils/showbin/showbin.c
+++ b/utils/showbin/showbin.c
@@ -18,7 +18,7 @@ u12 mem[MEMSIZE];
 
 u8 binfile[16*1024];
 
-int loadbin(char *fn)
+int loadbin(char *fn, int skipz)
 {
     int f, ch, o;
     int rubout, newfield, state, high, low, done;
@@ -31,11 +31,30 @@ int loadbin(char *fn)
 	return -1;
     }
 
+    if (skipz) {
+        char ch;
+        while (1) {
+            int ret;
+            ret = read(f, &ch, 1);
+            if (ret != 1)
+                return -1;
+            if (ch == 'Z'-'@')
+                break;
+        }
+    }
+
     binfile_size = read(f, binfile, sizeof(binfile));
 
-    printf("loadbin: %d bytes\n", binfile_size);
+    if (0) printf("loadbin: %d bytes\n", binfile_size);
 
     done = 0;
+    rubout = 0;
+    state = 0;
+    field = 0;
+    origin = 0;
+    csum = 0;
+    newfield = 0;
+
     for (o = 0; o < binfile_size && !done; o++) {
 	ch = binfile[o];
 
@@ -85,7 +104,8 @@ int loadbin(char *fn)
 		    printf("loadbin: too big\n");
 		}
 
-		if (1) printf("mem[%o] = %o\n", field|origin, word&07777);
+		if (0) printf("mem[%o] = %o\n", field|origin, word&07777);
+		if (1) printf("%05o %04o\n", field|origin, word&07777);
 
 		mem[field | origin] = word & 07777;
 		origin = (origin + 1) & 07777;
@@ -103,8 +123,17 @@ int loadbin(char *fn)
 
 main(int argc, char *argv[])
 {
+    int skipz = 0;
+
+    if (argc > 2 && strcmp(argv[1], "-z") == 0) {
+        skipz = 1;
+        argc--;
+        argv++;
+    }
+
     if (argc > 1) {
-        loadbin(argv[1]);
+        if (loadbin(argv[1], skipz))
+            exit(1);
     }
 
     exit(0);