diff --git a/build/sdk-android-x86.atree b/build/sdk-android-x86.atree
index 2127c91b1..cd22ed93b 100644
--- a/build/sdk-android-x86.atree
+++ b/build/sdk-android-x86.atree
@@ -14,7 +14,7 @@
 # limitations under the License.
 #
 
-prebuilts/qemu-kernel/x86_64/4.4/kernel-qemu2 system-images/${PLATFORM_NAME}/${TARGET_CPU_ABI}/kernel-ranchu-64
+prebuilts/qemu-kernel/x86_64/4.9/kernel-qemu2 system-images/${PLATFORM_NAME}/${TARGET_CPU_ABI}/kernel-ranchu-64
 device/generic/goldfish/data/etc/encryptionkey.img system-images/${PLATFORM_NAME}/${TARGET_CPU_ABI}/encryptionkey.img
 
 # version files for the SDK updater, from development.git
diff --git a/build/sdk-android-x86_64.atree b/build/sdk-android-x86_64.atree
index e9a127b4a..687b9daf8 100644
--- a/build/sdk-android-x86_64.atree
+++ b/build/sdk-android-x86_64.atree
@@ -14,7 +14,7 @@
 # limitations under the License.
 #
 
-prebuilts/qemu-kernel/${TARGET_ARCH}/4.4/kernel-qemu2 system-images/${PLATFORM_NAME}/${TARGET_CPU_ABI}/kernel-ranchu
+prebuilts/qemu-kernel/${TARGET_ARCH}/4.9/kernel-qemu2 system-images/${PLATFORM_NAME}/${TARGET_CPU_ABI}/kernel-ranchu
 device/generic/goldfish/data/etc/encryptionkey.img system-images/${PLATFORM_NAME}/${TARGET_CPU_ABI}/encryptionkey.img
 
 # version files for the SDK updater, from development.git