diff --git a/tests/qemu-iotests/149 b/tests/qemu-iotests/149
index 8ab42e9..0a7b765 100755
--- a/tests/qemu-iotests/149
+++ b/tests/qemu-iotests/149
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Copyright (C) 2016 Red Hat, Inc.
 #
diff --git a/tests/qemu-iotests/194 b/tests/qemu-iotests/194
index 72e47e8..9dc1bd3 100755
--- a/tests/qemu-iotests/194
+++ b/tests/qemu-iotests/194
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Copyright (C) 2017 Red Hat, Inc.
 #
diff --git a/tests/qemu-iotests/202 b/tests/qemu-iotests/202
index 581ca34..920a868 100755
--- a/tests/qemu-iotests/202
+++ b/tests/qemu-iotests/202
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Copyright (C) 2017 Red Hat, Inc.
 #
diff --git a/tests/qemu-iotests/203 b/tests/qemu-iotests/203
index 4874a1a..49eff5d 100755
--- a/tests/qemu-iotests/203
+++ b/tests/qemu-iotests/203
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Copyright (C) 2017 Red Hat, Inc.
 #
diff --git a/tests/qemu-iotests/206 b/tests/qemu-iotests/206
index 9f16a7d..e2b50ae2 100755
--- a/tests/qemu-iotests/206
+++ b/tests/qemu-iotests/206
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test qcow2 and file image creation
 #
diff --git a/tests/qemu-iotests/207 b/tests/qemu-iotests/207
index 812ab34..3d9c120 100755
--- a/tests/qemu-iotests/207
+++ b/tests/qemu-iotests/207
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test ssh image creation
 #
diff --git a/tests/qemu-iotests/208 b/tests/qemu-iotests/208
index 546eb1d..1c3fc8c 100755
--- a/tests/qemu-iotests/208
+++ b/tests/qemu-iotests/208
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Copyright (C) 2018 Red Hat, Inc.
 #
diff --git a/tests/qemu-iotests/209 b/tests/qemu-iotests/209
index e0f464b..65c1a1e 100755
--- a/tests/qemu-iotests/209
+++ b/tests/qemu-iotests/209
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Tests for NBD BLOCK_STATUS extension
 #
diff --git a/tests/qemu-iotests/210 b/tests/qemu-iotests/210
index 4ca0fe2..e49896e 100755
--- a/tests/qemu-iotests/210
+++ b/tests/qemu-iotests/210
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test luks and file image creation
 #
diff --git a/tests/qemu-iotests/211 b/tests/qemu-iotests/211
index 8834ebf..163994d 100755
--- a/tests/qemu-iotests/211
+++ b/tests/qemu-iotests/211
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test VDI and file image creation
 #
diff --git a/tests/qemu-iotests/212 b/tests/qemu-iotests/212
index 8f3ccc7..800f92d 100755
--- a/tests/qemu-iotests/212
+++ b/tests/qemu-iotests/212
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test parallels and file image creation
 #
diff --git a/tests/qemu-iotests/213 b/tests/qemu-iotests/213
index 3fc8dc6..1eee452 100755
--- a/tests/qemu-iotests/213
+++ b/tests/qemu-iotests/213
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test vhdx and file image creation
 #
diff --git a/tests/qemu-iotests/216 b/tests/qemu-iotests/216
index 3c0ae54..372f042 100755
--- a/tests/qemu-iotests/216
+++ b/tests/qemu-iotests/216
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Copy-on-read tests using a COR filter node
 #
diff --git a/tests/qemu-iotests/218 b/tests/qemu-iotests/218
index 2554d84..1325ba9 100755
--- a/tests/qemu-iotests/218
+++ b/tests/qemu-iotests/218
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # This test covers what happens when a mirror block job is cancelled
 # in various phases of its existence.
diff --git a/tests/qemu-iotests/219 b/tests/qemu-iotests/219
index 655f54d..b877477 100755
--- a/tests/qemu-iotests/219
+++ b/tests/qemu-iotests/219
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Copyright (C) 2018 Red Hat, Inc.
 #
diff --git a/tests/qemu-iotests/222 b/tests/qemu-iotests/222
index 3f9f934..bf1718e 100644
--- a/tests/qemu-iotests/222
+++ b/tests/qemu-iotests/222
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # This test covers the basic fleecing workflow, which provides a
 # point-in-time snapshot of a node that can be queried over NBD.
diff --git a/tests/qemu-iotests/224 b/tests/qemu-iotests/224
index b4dfaa6..e91fb26 100755
--- a/tests/qemu-iotests/224
+++ b/tests/qemu-iotests/224
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test json:{} filenames with qemu-internal BDSs
 # (the one of commit, to be precise)
diff --git a/tests/qemu-iotests/228 b/tests/qemu-iotests/228
index 9a50afd..64bc82e 100755
--- a/tests/qemu-iotests/228
+++ b/tests/qemu-iotests/228
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test for when a backing file is considered overridden (thus, a
 # json:{} filename is generated for the overlay) and when it is not
diff --git a/tests/qemu-iotests/234 b/tests/qemu-iotests/234
index 59a7f94..324c154 100755
--- a/tests/qemu-iotests/234
+++ b/tests/qemu-iotests/234
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Copyright (C) 2018 Red Hat, Inc.
 #
diff --git a/tests/qemu-iotests/235 b/tests/qemu-iotests/235
index 3d75339..7608261 100755
--- a/tests/qemu-iotests/235
+++ b/tests/qemu-iotests/235
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Simple mirror test
 #
diff --git a/tests/qemu-iotests/236 b/tests/qemu-iotests/236
index 79a6381..8ce927a 100755
--- a/tests/qemu-iotests/236
+++ b/tests/qemu-iotests/236
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test bitmap merges.
 #
diff --git a/tests/qemu-iotests/237 b/tests/qemu-iotests/237
index a2242a4..50ba364 100755
--- a/tests/qemu-iotests/237
+++ b/tests/qemu-iotests/237
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test vmdk and file image creation
 #
diff --git a/tests/qemu-iotests/238 b/tests/qemu-iotests/238
index e5ac2b2..d4e0602 100755
--- a/tests/qemu-iotests/238
+++ b/tests/qemu-iotests/238
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Regression test for throttle group member unregister segfault with iothread
 #
diff --git a/tests/qemu-iotests/242 b/tests/qemu-iotests/242
index c176e92..9761787 100755
--- a/tests/qemu-iotests/242
+++ b/tests/qemu-iotests/242
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test for qcow2 bitmap printed information
 #
diff --git a/tests/qemu-iotests/246 b/tests/qemu-iotests/246
index b0997a3..59a216a 100755
--- a/tests/qemu-iotests/246
+++ b/tests/qemu-iotests/246
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test persistent bitmap resizing.
 #
diff --git a/tests/qemu-iotests/248 b/tests/qemu-iotests/248
index f26b4bb..68c3746 100755
--- a/tests/qemu-iotests/248
+++ b/tests/qemu-iotests/248
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test resume mirror after auto pause on ENOSPC
 #
diff --git a/tests/qemu-iotests/254 b/tests/qemu-iotests/254
index 09584f3..ee66c98 100755
--- a/tests/qemu-iotests/254
+++ b/tests/qemu-iotests/254
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test external snapshot with bitmap copying and moving.
 #
diff --git a/tests/qemu-iotests/255 b/tests/qemu-iotests/255
index 0ba03d9..4a4818b 100755
--- a/tests/qemu-iotests/255
+++ b/tests/qemu-iotests/255
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test commit job graph modifications while requests are active
 #
diff --git a/tests/qemu-iotests/256 b/tests/qemu-iotests/256
index c594a43..e34074c 100755
--- a/tests/qemu-iotests/256
+++ b/tests/qemu-iotests/256
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test incremental/backup across iothread contexts
 #
diff --git a/tests/qemu-iotests/260 b/tests/qemu-iotests/260
index 4f6082c..30c0de3 100755
--- a/tests/qemu-iotests/260
+++ b/tests/qemu-iotests/260
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Tests for temporary external snapshot when we have bitmaps.
 #
diff --git a/tests/qemu-iotests/262 b/tests/qemu-iotests/262
index bbcb526..8835dce 100755
--- a/tests/qemu-iotests/262
+++ b/tests/qemu-iotests/262
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Copyright (C) 2019 Red Hat, Inc.
 #
diff --git a/tests/qemu-iotests/264 b/tests/qemu-iotests/264
index 1313664..879123a 100755
--- a/tests/qemu-iotests/264
+++ b/tests/qemu-iotests/264
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test nbd reconnect
 #
diff --git a/tests/qemu-iotests/266 b/tests/qemu-iotests/266
index c353cf8..91bdf87 100755
--- a/tests/qemu-iotests/266
+++ b/tests/qemu-iotests/266
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test VPC and file image creation
 #
diff --git a/tests/qemu-iotests/277 b/tests/qemu-iotests/277
index 1f72dca..04aa15a 100755
--- a/tests/qemu-iotests/277
+++ b/tests/qemu-iotests/277
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test NBD client reconnection
 #
diff --git a/tests/qemu-iotests/280 b/tests/qemu-iotests/280
index 85e9114..69288fd 100755
--- a/tests/qemu-iotests/280
+++ b/tests/qemu-iotests/280
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Copyright (C) 2019 Red Hat, Inc.
 #
diff --git a/tests/qemu-iotests/283 b/tests/qemu-iotests/283
index 293e557..55b7cff 100644
--- a/tests/qemu-iotests/283
+++ b/tests/qemu-iotests/283
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 #
 # Test for backup-top filter permission activation failure
 #