diff --git a/test/cases/040_packages/006_format_mount/002_by_name/test.yml.in b/test/cases/040_packages/006_format_mount/002_by_name/test.yml.in
index 3a8fb2258..2c8bf892f 100644
--- a/test/cases/040_packages/006_format_mount/002_by_name/test.yml.in
+++ b/test/cases/040_packages/006_format_mount/002_by_name/test.yml.in
@@ -1,5 +1,5 @@
 kernel:
-  image: linuxkit/kernel:4.9.38
+  image: linuxkit/kernel:4.14.55
   cmdline: "console=ttyS0 console=ttyAMA0"
 init:
   - linuxkit/init:3f1e5c32d6ca9e83a7ea7ad9854da2032971a83f
diff --git a/test/cases/040_packages/006_format_mount/005_by_device_force/test.yml b/test/cases/040_packages/006_format_mount/005_by_device_force/test.yml
index f7a63bbd1..4e7dd0c03 100644
--- a/test/cases/040_packages/006_format_mount/005_by_device_force/test.yml
+++ b/test/cases/040_packages/006_format_mount/005_by_device_force/test.yml
@@ -1,5 +1,5 @@
 kernel:
-  image: linuxkit/kernel:4.9.51
+  image: linuxkit/kernel:4.14.55
   cmdline: "console=ttyS0 console=ttyAMA0"
 init:
   - linuxkit/init:3f1e5c32d6ca9e83a7ea7ad9854da2032971a83f
diff --git a/test/cases/040_packages/007_getty-containerd/test.yml b/test/cases/040_packages/007_getty-containerd/test.yml
index ccea2c85a..bbf377206 100644
--- a/test/cases/040_packages/007_getty-containerd/test.yml
+++ b/test/cases/040_packages/007_getty-containerd/test.yml
@@ -1,5 +1,5 @@
 kernel:
-  image: linuxkit/kernel:4.9.x
+  image: linuxkit/kernel:4.14.55
   cmdline: "console=ttyS0 console=ttyAMA0"
 init:
   - linuxkit/init:3f1e5c32d6ca9e83a7ea7ad9854da2032971a83f
diff --git a/test/pkg/ns/template.yml b/test/pkg/ns/template.yml
index 84ca02aa2..79fd4cfea 100644
--- a/test/pkg/ns/template.yml
+++ b/test/pkg/ns/template.yml
@@ -1,6 +1,6 @@
 # Sample YAML file for manual testing
 kernel:
-  image: linuxkit/kernel:4.9.38
+  image: linuxkit/kernel:4.14.55
   cmdline: "console=ttyS0"
 init:
   - linuxkit/init:3f1e5c32d6ca9e83a7ea7ad9854da2032971a83f