diff --git a/tests/functional/ppc/test_74xx.py b/tests/functional/ppc/test_74xx.py
index 5386016f26..219c7991ac 100755
--- a/tests/functional/ppc/test_74xx.py
+++ b/tests/functional/ppc/test_74xx.py
@@ -10,7 +10,7 @@
 from qemu_test import QemuSystemTest
 from qemu_test import wait_for_console_pattern
 
-class ppc74xxCpu(QemuSystemTest):
+class Ppc74xxCpu(QemuSystemTest):
 
     timeout = 5
 
diff --git a/tests/functional/ppc/test_sam460ex.py b/tests/functional/ppc/test_sam460ex.py
index 31cf9dd6de..024406d155 100755
--- a/tests/functional/ppc/test_sam460ex.py
+++ b/tests/functional/ppc/test_sam460ex.py
@@ -8,10 +8,11 @@ from qemu_test import LinuxKernelTest, Asset
 from qemu_test import exec_command_and_wait_for_pattern
 
 
-class sam460exTest(LinuxKernelTest):
+class Sam460exTest(LinuxKernelTest):
 
     ASSET_BR2_SAM460EX_LINUX = Asset(
-        'https://github.com/legoater/qemu-ppc-boot/raw/refs/heads/main/buildroot/qemu_ppc_sam460ex-2023.11-8-gdcd9f0f6eb-20240105/vmlinux',
+        ('https://github.com/legoater/qemu-ppc-boot/raw/refs/heads/main'
+         '/buildroot/qemu_ppc_sam460ex-2023.11-8-gdcd9f0f6eb-20240105/vmlinux'),
         '6f46346f3e20e8b5fc050ff363f350f8b9d76a051b9e0bd7ea470cc680c14df2')
 
     def test_ppc_sam460ex_buildroot(self):
diff --git a/tests/functional/ppc64/test_powernv.py b/tests/functional/ppc64/test_powernv.py
index 9ada832b78..0ea6c93e42 100755
--- a/tests/functional/ppc64/test_powernv.py
+++ b/tests/functional/ppc64/test_powernv.py
@@ -10,7 +10,7 @@
 from qemu_test import LinuxKernelTest, Asset
 from qemu_test import wait_for_console_pattern
 
-class powernvMachine(LinuxKernelTest):
+class PowernvMachine(LinuxKernelTest):
 
     timeout = 90
     KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 console=hvc0 '
diff --git a/tests/functional/ppc64/test_pseries.py b/tests/functional/ppc64/test_pseries.py
index 67057934e8..7840c4e3ff 100755
--- a/tests/functional/ppc64/test_pseries.py
+++ b/tests/functional/ppc64/test_pseries.py
@@ -10,7 +10,7 @@
 from qemu_test import QemuSystemTest, Asset
 from qemu_test import wait_for_console_pattern
 
-class pseriesMachine(QemuSystemTest):
+class PseriesMachine(QemuSystemTest):
 
     timeout = 90
     KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 console=hvc0 '
diff --git a/tests/functional/ppc64/test_reverse_debug.py b/tests/functional/ppc64/test_reverse_debug.py
index 69551fb84d..4eef779936 100755
--- a/tests/functional/ppc64/test_reverse_debug.py
+++ b/tests/functional/ppc64/test_reverse_debug.py
@@ -18,7 +18,7 @@ from qemu_test import skipFlakyTest
 from reverse_debugging import ReverseDebugging
 
 
-class ReverseDebugging_ppc64(ReverseDebugging):
+class ReverseDebuggingPpc64(ReverseDebugging):
 
     @skipFlakyTest("https://gitlab.com/qemu-project/qemu/-/issues/1992")
     def test_ppc64_pseries(self):