diff --git a/tests/qemu-iotests/031.out b/tests/qemu-iotests/031.out
index f065404..7f5050b 100644
--- a/tests/qemu-iotests/031.out
+++ b/tests/qemu-iotests/031.out
@@ -116,6 +116,11 @@
 header_length             104
 
 Header extension:
+magic                     0x6803f857
+length                    144
+data                      <binary>
+
+Header extension:
 magic                     0x12345678
 length                    31
 data                      'This is a test header extension'
diff --git a/tests/qemu-iotests/036 b/tests/qemu-iotests/036
index 392f1ef..c4cc91b 100755
--- a/tests/qemu-iotests/036
+++ b/tests/qemu-iotests/036
@@ -57,6 +57,7 @@
 $PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 63
 
 # Without feature table
+$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857
 $PYTHON qcow2.py "$TEST_IMG" dump-header
 _img_info
 
@@ -73,6 +74,7 @@
 $PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 63
 
 # Without feature table
+$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857
 _img_info
 
 # With feature table containing bit 63
diff --git a/tests/qemu-iotests/036.out b/tests/qemu-iotests/036.out
index 5616e37..f443635 100644
--- a/tests/qemu-iotests/036.out
+++ b/tests/qemu-iotests/036.out
@@ -56,6 +56,11 @@
 refcount_order            4
 header_length             104
 
+Header extension:
+magic                     0x6803f857
+length                    144
+data                      <binary>
+
 
 === Repair image ===
 
diff --git a/tests/qemu-iotests/061.out b/tests/qemu-iotests/061.out
index d604682..a03732e 100644
--- a/tests/qemu-iotests/061.out
+++ b/tests/qemu-iotests/061.out
Binary files differ