diff --git a/support/testing/tests/package/test_clang.py b/support/testing/tests/package/test_clang.py
index 6df8a71530..bc44a5804a 100644
--- a/support/testing/tests/package/test_clang.py
+++ b/support/testing/tests/package/test_clang.py
@@ -17,7 +17,7 @@ class TestClangCompilerRT(infra.basetest.BRTest):
         BR2_TARGET_GENERIC_GETTY_PORT="ttyAMA0"
         BR2_LINUX_KERNEL=y
         BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-        BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.19.283"
+        BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="6.18.21"
         BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
         BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/qemu/aarch64-virt/linux.config"
         BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="{va48_fragment}"