diff -Naur parted-3.0/libparted/labels/gpt.c parted-3.0a/libparted/labels/gpt.c
--- parted-3.0/libparted/labels/gpt.c	2011-05-10 11:19:09.000000000 -0400
+++ parted-3.0a/libparted/labels/gpt.c	2011-06-23 00:14:26.000000000 -0400
@@ -122,6 +122,10 @@
     ((efi_guid_t) { PED_CPU_TO_LE32 (0x0657fd6d), PED_CPU_TO_LE16 (0xa4ab), \
                     PED_CPU_TO_LE16 (0x43c4), 0x84, 0xe5, \
                     { 0x09, 0x33, 0xc8, 0x4b, 0x4f, 0x4f }})
+#define PARTITION_LINUX_DATA_GUID \
+    ((efi_guid_t) { PED_CPU_TO_LE32 (0x0FC63DAF), PED_CPU_TO_LE16 (0x8483), \
+                    PED_CPU_TO_LE16 (0x4772), 0x8E, 0x79, \
+                    { 0x3D, 0x69, 0xD8, 0x47, 0x7D, 0xE4 }})
 #define PARTITION_LVM_GUID \
     ((efi_guid_t) { PED_CPU_TO_LE32 (0xe6d6d379), PED_CPU_TO_LE16 (0xf507), \
                     PED_CPU_TO_LE16 (0x44c2), 0xa2, 0x3c, \
@@ -1309,7 +1313,7 @@
   if (!gpt_part_data)
     goto error_free_part;
 
-  gpt_part_data->type = PARTITION_BASIC_DATA_GUID;
+  gpt_part_data->type = PARTITION_LINUX_DATA_GUID;
   gpt_part_data->lvm = 0;
   gpt_part_data->raid = 0;
   gpt_part_data->boot = 0;
@@ -1446,7 +1450,7 @@
         }
     }
 
-  gpt_part_data->type = PARTITION_BASIC_DATA_GUID;
+  gpt_part_data->type = PARTITION_LINUX_DATA_GUID;
   return 1;
 }