diff --git a/.gitmodules b/.gitmodules
index f604950..0c454a7 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
-[submodule "submodules/ubuntu-artful"]
-	path = submodules/ubuntu-artful
-	url = ../mirror_ubuntu-artful-kernel
 [submodule "submodules/zfsonlinux"]
 	path = submodules/zfsonlinux
 	url = ../zfsonlinux
+[submodule "submodules/ubuntu-bionic"]
+	path = submodules/ubuntu-bionic
+	url = ../mirror_ubuntu-bionic-kernel
diff --git a/submodules/ubuntu-artful b/submodules/ubuntu-artful
deleted file mode 160000
index 1271826..0000000
--- a/submodules/ubuntu-artful
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 1271826cfa70926f9322df430058071442993091
diff --git a/submodules/ubuntu-bionic b/submodules/ubuntu-bionic
new file mode 160000
index 0000000..1221ffa
--- /dev/null
+++ b/submodules/ubuntu-bionic
@@ -0,0 +1 @@
+Subproject commit 1221ffab3e8e42c17c6c54cf60e037abd76e199a