diff --git a/lib/format1/disk-rep.c b/lib/format1/disk-rep.c
index 950ef018b..64e1ff05e 100644
--- a/lib/format1/disk-rep.c
+++ b/lib/format1/disk-rep.c
@@ -255,21 +255,21 @@ static int _read_extents(struct disk_list *data)
 /* 
  * If exported, remove "PV_EXP" from end of VG name 
  */
-static void _munge_exported_vg(struct disk_list *data)
+void munge_exported_vg(struct pv_disk *pvd, struct vg_disk *vgd)
 {
 	int l;
 	size_t s;
 
 	/* Return if PV not in a VG or VG not exported */
-	if ((!*data->pvd.vg_name) || !(data->vgd.vg_status & VG_EXPORTED))
+	if ((!*pvd->vg_name) || (vgd && !(vgd->vg_status & VG_EXPORTED)))
 		return;
 
-	l = strlen(data->pvd.vg_name);
+	l = strlen(pvd->vg_name);
 	s = sizeof(EXPORTED_TAG);
-	if (!strncmp(data->pvd.vg_name + l - s + 1, EXPORTED_TAG, s))
-		data->pvd.vg_name[l - s + 1] = '\0';
+	if (!strncmp(pvd->vg_name + l - s + 1, EXPORTED_TAG, s))
+		pvd->vg_name[l - s + 1] = '\0';
 
-	data->pvd.pv_status |= VG_EXPORTED;
+	pvd->pv_status |= VG_EXPORTED;
 }
 
 static struct disk_list *__read_disk(const struct format_type *fmt,
@@ -295,6 +295,9 @@ static struct disk_list *__read_disk(const struct format_type *fmt,
 		goto bad;
 	}
 
+	/* If VG is exported, set VG name back to the real name */
+	munge_exported_vg(&dl->pvd, &dl->vgd);
+
 	if (!(info = lvmcache_add(fmt->labeller, dl->pvd.pv_uuid, dev,
 				  dl->pvd.vg_name, NULL)))
 		stack;
@@ -321,9 +324,6 @@ static struct disk_list *__read_disk(const struct format_type *fmt,
 		goto bad;
 	}
 
-	/* If VG is exported, set VG name back to the real name */
-	_munge_exported_vg(dl);
-
 	/* Update VG cache with what we found */
 	/* vgcache_add(dl->pvd.vg_name, dl->vgd.vg_uuid, dev, fmt); */
 
diff --git a/lib/format1/disk-rep.h b/lib/format1/disk-rep.h
index 19ddfc466..ac484dc37 100644
--- a/lib/format1/disk-rep.h
+++ b/lib/format1/disk-rep.h
@@ -224,6 +224,7 @@ int export_uuids(struct disk_list *dl, struct volume_group *vg);
 void export_numbers(struct list *pvds, struct volume_group *vg);
 
 void export_pv_act(struct list *pvds);
+void munge_exported_vg(struct pv_disk *pvd, struct vg_disk *vgd);
 
 /* blech */
 int get_free_vg_number(struct format_instance *fid, struct dev_filter *filter,
diff --git a/lib/format1/lvm1-label.c b/lib/format1/lvm1-label.c
index 10226dad8..df96a67f3 100644
--- a/lib/format1/lvm1-label.c
+++ b/lib/format1/lvm1-label.c
@@ -51,6 +51,7 @@ static int _read(struct labeller *l, struct device *dev, char *buf,
 	struct pv_disk *pvd = (struct pv_disk *) buf;
 	struct lvmcache_info *info;
 
+	munge_exported_vg(pvd, NULL);
 	if (!(info = lvmcache_add(l, pvd->pv_uuid, dev, pvd->vg_name, NULL)))
 		return 0;
 	*label = info->label;