diff --git a/test/basic-images.test b/test/basic-images.test
index 42b3a0c..b6516c9 100755
--- a/test/basic-images.test
+++ b/test/basic-images.test
@@ -89,10 +89,9 @@ compare_label() {
 check_ext() {
 	[ "$verbose" = "t" ] && set -x
 	compare_label "$(e2label "${1}")" "${2}" &&
-	e2fsck -nf "${1}" &&
-	tune2fs -U 12345678-1234-1234-1234-1234567890ab "${1}" &&
-	dumpe2fs "${1}" | grep -v '^\(Directory Hash Seed:\|Last write time:\|Last checked:\)' > "dump" &&
+	dumpe2fs "${1}" | grep -v '^\(Filesystem UUID\|Directory Hash Seed:\|Group 0: (Blocks 1-4095) csum\)' > "dump" &&
 	test_cmp "${testdir}/${2}.dump" "dump" &&
+	e2fsck -nf "${1}" &&
 	debugfs -R "rdump / \"${root_test}\"" "${1}" &&
 	rmdir "${root_test}/lost+found" &&
 	check_root
diff --git a/test/ext2.config b/test/ext2.config
index f678175..3c6e57f 100644
--- a/test/ext2.config
+++ b/test/ext2.config
@@ -1,6 +1,7 @@
 image test.ext2 {
 	ext2 {
 		label = "ext2test"
+		fs-timestamp = "20000101"
 	}
 	size = 4M
 }
diff --git a/test/ext2test.dump b/test/ext2test.dump
index 2b1b01e..b961a49 100644
--- a/test/ext2test.dump
+++ b/test/ext2test.dump
@@ -1,6 +1,5 @@
 Filesystem volume name:   ext2test
 Last mounted on:          <not available>
-Filesystem UUID:          12345678-1234-1234-1234-1234567890ab
 Filesystem magic number:  0xEF53
 Filesystem revision #:    0 (original)
 Filesystem features:      (none)
@@ -20,9 +19,12 @@ Blocks per group:         4096
 Fragments per group:      4096
 Inodes per group:         256
 Inode blocks per group:   32
+Filesystem created:       Sat Jan  1 00:00:00 2000
 Last mount time:          n/a
+Last write time:          Sat Jan  1 00:00:00 2000
 Mount count:              0
 Maximum mount count:      20
+Last checked:             Sat Jan  1 00:00:00 2000
 Check interval:           0 (<none>)
 Reserved blocks uid:      0 (user root)
 Reserved blocks gid:      0 (group root)
diff --git a/test/ext3.config b/test/ext3.config
index 3d2e316..eb290b6 100644
--- a/test/ext3.config
+++ b/test/ext3.config
@@ -1,6 +1,7 @@
 image test.ext3 {
 	ext3 {
 		label = "ext3test"
+		fs-timestamp = "20000101"
 	}
 	size = 4M
 }
diff --git a/test/ext3test.dump b/test/ext3test.dump
index 38418eb..ec7ef07 100644
--- a/test/ext3test.dump
+++ b/test/ext3test.dump
@@ -1,6 +1,5 @@
 Filesystem volume name:   ext3test
 Last mounted on:          <not available>
-Filesystem UUID:          12345678-1234-1234-1234-1234567890ab
 Filesystem magic number:  0xEF53
 Filesystem revision #:    1 (dynamic)
 Filesystem features:      has_journal
@@ -20,9 +19,12 @@ Blocks per group:         4096
 Fragments per group:      4096
 Inodes per group:         256
 Inode blocks per group:   32
+Filesystem created:       Sat Jan  1 00:00:00 2000
 Last mount time:          n/a
+Last write time:          Sat Jan  1 00:00:00 2000
 Mount count:              0
 Maximum mount count:      20
+Last checked:             Sat Jan  1 00:00:00 2000
 Check interval:           0 (<none>)
 Reserved blocks uid:      0 (user root)
 Reserved blocks gid:      0 (group root)
diff --git a/test/ext4.config b/test/ext4.config
index 41a8f4c..b1c0536 100644
--- a/test/ext4.config
+++ b/test/ext4.config
@@ -1,6 +1,7 @@
 image test.ext4 {
 	ext4 {
 		label = "ext4test"
+		fs-timestamp = "20000101"
 	}
 	size = 4M
 }
diff --git a/test/ext4test.dump b/test/ext4test.dump
index 978a50d..76284dd 100644
--- a/test/ext4test.dump
+++ b/test/ext4test.dump
@@ -1,6 +1,5 @@
 Filesystem volume name:   ext4test
 Last mounted on:          <not available>
-Filesystem UUID:          12345678-1234-1234-1234-1234567890ab
 Filesystem magic number:  0xEF53
 Filesystem revision #:    1 (dynamic)
 Filesystem features:      has_journal dir_index extent uninit_bg
@@ -21,9 +20,12 @@ Blocks per group:         4096
 Fragments per group:      4096
 Inodes per group:         256
 Inode blocks per group:   32
+Filesystem created:       Sat Jan  1 00:00:00 2000
 Last mount time:          n/a
+Last write time:          Sat Jan  1 00:00:00 2000
 Mount count:              0
 Maximum mount count:      20
+Last checked:             Sat Jan  1 00:00:00 2000
 Check interval:           0 (<none>)
 Reserved blocks uid:      0 (user root)
 Reserved blocks gid:      0 (group root)
@@ -39,7 +41,6 @@ Journal sequence:         0x00000001
 Journal start:            0
 
 
-Group 0: (Blocks 1-4095) csum 0xef42 [ITABLE_ZEROED]
   Primary superblock at 1, Group descriptors at 2-2
   Block bitmap at 3 (+2)
   Inode bitmap at 4 (+3)