diff --git a/tmt/tests/booted/test-install-outside-container.nu b/tmt/tests/booted/test-install-outside-container.nu
index d854da87..fb205f6a 100644
--- a/tmt/tests/booted/test-install-outside-container.nu
+++ b/tmt/tests/booted/test-install-outside-container.nu
@@ -10,7 +10,7 @@ use tap.nu
 # this test in theory independent of starting from a bootc host,
 # but also because it's useful to test "skew" between the bootc binary
 # doing the install and the target image.
-let target_image = "docker://quay.io/centos-bootc/centos-bootc:stream10"
+let target_image = "docker://quay.io/centos-bootc/centos-bootc:stream9"
 
 # setup filesystem
 mkdir /var/mnt
diff --git a/tmt/tests/booted/test-install-unified-flag.nu b/tmt/tests/booted/test-install-unified-flag.nu
index e788967a..a3ec6ebf 100644
--- a/tmt/tests/booted/test-install-unified-flag.nu
+++ b/tmt/tests/booted/test-install-unified-flag.nu
@@ -13,7 +13,7 @@ use tap.nu
 
 # Use a generic target image to test skew between the bootc binary doing
 # the install and the target image
-let target_image = "docker://quay.io/centos-bootc/centos-bootc:stream10"
+let target_image = "docker://quay.io/centos-bootc/centos-bootc:stream9"
 
 def main [] {
     tap begin "install with experimental unified storage flag"