diff --git a/kernel/Dockerfile b/kernel/Dockerfile
index 79d27ddc4..64b06720f 100644
--- a/kernel/Dockerfile
+++ b/kernel/Dockerfile
@@ -174,7 +174,7 @@ RUN DVER=$(basename $(find /tmp/kernel-modules/lib/modules/ -mindepth 1 -maxdept
 RUN printf "KERNEL_SOURCE=${KERNEL_SOURCE}\n" > /out/kernel-source-info
 
 # Download Intel ucode and create a CPIO archive for it
-ENV UCODE_URL=https://downloadmirror.intel.com/28039/eng/microcode-20180807.tgz
+ENV UCODE_URL=https://downloadmirror.intel.com/28087/eng/microcode-20180807a.tgz
 RUN set -e && \
     if [ $(uname -m) == x86_64 ]; then \
         cd /ucode && \
diff --git a/kernel/ucode/intel-ucode-md5sums b/kernel/ucode/intel-ucode-md5sums
index 4ce47580c..bcc17327c 100644
--- a/kernel/ucode/intel-ucode-md5sums
+++ b/kernel/ucode/intel-ucode-md5sums
@@ -1 +1 @@
-49f534f1079d3c5bc178a150c1c105aa  microcode.tar.gz
+b12f8680d87c81a302e8c85712ed1a80  microcode.tar.gz