diff --git a/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi-dev.bb b/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi-dev.bb
index 0dfa451..e0a4461 100644
--- a/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi-dev.bb
+++ b/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi-dev.bb
@@ -20,7 +20,7 @@
 KMETA = "kernel-meta"
 
 SRC_URI = " \
-    git://github.com/raspberrypi/linux.git;name=machine;branch=${LINUX_RPI_BRANCH} \
+    git://github.com/raspberrypi/linux.git;name=machine;branch=${LINUX_RPI_BRANCH};protocol=https \
     git://git.yoctoproject.org/yocto-kernel-cache;type=kmeta;name=meta;branch=${LINUX_RPI_KMETA_BRANCH};destsuffix=${KMETA} \
     file://powersave.cfg \
     file://android-drivers.cfg \
diff --git a/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_5.10.bb b/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_5.10.bb
index 347c726..c28968c 100644
--- a/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_5.10.bb
+++ b/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_5.10.bb
@@ -1,14 +1,14 @@
-LINUX_VERSION ?= "5.10.63"
+LINUX_VERSION ?= "5.10.81"
 LINUX_RPI_BRANCH ?= "rpi-5.10.y"
 LINUX_RPI_KMETA_BRANCH ?= "yocto-5.10"
 
-SRCREV_machine = "4117cba235d24a7c4630dc38cb55cc80a04f5cf3"
-SRCREV_meta = "e0147386e9f3c4cabc6f6d256d457fd4e67eb221"
+SRCREV_machine = "f9bd396cd0f5f8c2026473f1e570deed3d08d350"
+SRCREV_meta = "e1979ceb171bc91ef2cb71cfcde548a101dab687"
 
 KMETA = "kernel-meta"
 
 SRC_URI = " \
-    git://github.com/raspberrypi/linux.git;name=machine;branch=${LINUX_RPI_BRANCH} \
+    git://github.com/raspberrypi/linux.git;name=machine;branch=${LINUX_RPI_BRANCH};protocol=https \
     git://git.yoctoproject.org/yocto-kernel-cache;type=kmeta;name=meta;branch=${LINUX_RPI_KMETA_BRANCH};destsuffix=${KMETA} \
     file://powersave.cfg \
     file://android-drivers.cfg \
diff --git a/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_5.4.bb b/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_5.4.bb
deleted file mode 100644
index 3432283..0000000
--- a/meta-raspberrypi/recipes-kernel/linux/linux-raspberrypi_5.4.bb
+++ /dev/null
@@ -1,23 +0,0 @@
-LINUX_VERSION ?= "5.4.83"
-LINUX_RPI_BRANCH ?= "rpi-5.4.y"
-LINUX_RPI_KMETA_BRANCH ?= "yocto-5.4"
-
-SRCREV_machine = "08ae2dd9e7dc89c20bff823a3ef045de09bfd090"
-SRCREV_meta = "d676bf5ff7b7071e14f44498d2482c0a596f14cd"
-
-KMETA = "kernel-meta"
-
-SRC_URI = " \
-    git://github.com/raspberrypi/linux.git;name=machine;branch=${LINUX_RPI_BRANCH} \
-    git://git.yoctoproject.org/yocto-kernel-cache;type=kmeta;name=meta;branch=${LINUX_RPI_KMETA_BRANCH};destsuffix=${KMETA} \
-    file://0001-Revert-selftests-bpf-Skip-perf-hw-events-test-if-the.patch \
-    file://0002-Revert-selftests-bpf-Fix-perf_buffer-test-on-systems.patch \
-    file://powersave.cfg \
-    file://android-drivers.cfg \
-    "
-
-require linux-raspberrypi.inc
-
-LIC_FILES_CHKSUM = "file://COPYING;md5=bbea815ee2795b2f4230826c0c6b8814"
-
-KERNEL_DTC_FLAGS += "-@ -H epapr"