diff --git a/device/main/linux-purism-librem5/APKBUILD b/device/main/linux-purism-librem5/APKBUILD
index b6c3ff183..a9981da93 100644
--- a/device/main/linux-purism-librem5/APKBUILD
+++ b/device/main/linux-purism-librem5/APKBUILD
@@ -3,8 +3,8 @@
 # Co-Maintainer: Newbyte <newbyte@postmarketos.org>
 # Contributor: Clayton Craft <clayton@craftyguy.net>
 pkgname=linux-purism-librem5
-pkgver=6.6.32
-pkgrel=3
+pkgver=6.6.40
+pkgrel=0
 # NOTE: Don't forget to rebase the config! See prepare() for instructions.
 _purismrel=2
 # <kernel ver>.<purism kernel release>
@@ -89,6 +89,6 @@ package() {
 }
 
 sha512sums="
-42242ccc182fe8ca73207e4c5ce824ba9f9b194e068fb49a280777e3dbd7326a446a098aecc7ebbf28cf4cb3d9c3f62837d9f718623652dfa50e7cc1bc807773  linux-purism-librem5-6.6.32pureos2.tar.gz
-8b56214608afc31f42491b88bb8967e023e123611d96a9d5d3d98ef62b0f0ba8bbc2e6d1590b37b27fd0c2bd35cfe95f00973d907098a9f9103048ed23f11e99  config-purism-librem5.aarch64
+b16f6d040024d826d4ac7a33ad23137fafbf1ac7ac8adeef3fd80a80dc308b70cf572de6e4a451eb607b1d18ad58c03493108c7a1ff9b26fa2bd03a475002903  linux-purism-librem5-6.6.40pureos2.tar.gz
+9aca7d47b5847f1743a5c43bb7b9505ee17180652f32a4787c0f0bf66398097149af0b6b91a6276e709c9e0a14e3a57096a595599e296e1dca3403200b54d0f0  config-purism-librem5.aarch64
 "
diff --git a/device/main/linux-purism-librem5/config-purism-librem5.aarch64 b/device/main/linux-purism-librem5/config-purism-librem5.aarch64
index 451ce0ec0..ab0dd2537 100644
--- a/device/main/linux-purism-librem5/config-purism-librem5.aarch64
+++ b/device/main/linux-purism-librem5/config-purism-librem5.aarch64
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm64 6.6.32 Kernel Configuration
+# Linux/arm64 6.6.40 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="aarch64-alpine-linux-musl-gcc (Alpine 13.2.1_git20240309) 13.2.1 20240309"
 CONFIG_CC_IS_GCC=y
@@ -483,7 +483,7 @@ CONFIG_ARM64_CNP=y
 # ARMv8.3 architectural features
 #
 CONFIG_ARM64_PTR_AUTH=y
-CONFIG_ARM64_PTR_AUTH_KERNEL=y
+# CONFIG_ARM64_PTR_AUTH_KERNEL is not set
 CONFIG_CC_HAS_BRANCH_PROT_PAC_RET=y
 CONFIG_CC_HAS_SIGN_RETURN_ADDRESS=y
 CONFIG_AS_HAS_ARMV8_3=y
@@ -496,7 +496,7 @@ CONFIG_AS_HAS_LDAPR=y
 #
 CONFIG_ARM64_AMU_EXTN=y
 CONFIG_AS_HAS_ARMV8_4=y
-CONFIG_ARM64_TLB_RANGE=y
+# CONFIG_ARM64_TLB_RANGE is not set
 # end of ARMv8.4 architectural features
 
 #
@@ -507,7 +507,7 @@ CONFIG_ARM64_BTI=y
 CONFIG_CC_HAS_BRANCH_PROT_PAC_RET_BTI=y
 CONFIG_ARM64_E0PD=y
 CONFIG_ARM64_AS_HAS_MTE=y
-CONFIG_ARM64_MTE=y
+# CONFIG_ARM64_MTE is not set
 # end of ARMv8.5 architectural features
 
 #
@@ -620,7 +620,6 @@ CONFIG_CPU_MITIGATIONS=y
 #
 # General architecture-dependent options
 #
-CONFIG_ARCH_HAS_SUBPAGE_FAULTS=y
 CONFIG_HOTPLUG_CORE_SYNC=y
 CONFIG_HOTPLUG_CORE_SYNC_DEAD=y
 CONFIG_KPROBES=y
@@ -937,8 +936,6 @@ CONFIG_ARCH_HAS_PTE_DEVMAP=y
 CONFIG_ARCH_HAS_ZONE_DMA_SET=y
 CONFIG_ZONE_DMA=y
 CONFIG_ZONE_DMA32=y
-CONFIG_ARCH_USES_HIGH_VMA_FLAGS=y
-CONFIG_ARCH_USES_PG_ARCH_X=y
 CONFIG_VM_EVENT_COUNTERS=y
 # CONFIG_PERCPU_STATS is not set
 # CONFIG_GUP_TEST is not set
@@ -4723,6 +4720,7 @@ CONFIG_FB_SYS_IMAGEBLIT=y
 CONFIG_FB_SYS_FOPS=y
 CONFIG_FB_DEFERRED_IO=y
 CONFIG_FB_DMAMEM_HELPERS=y
+CONFIG_FB_IOMEM_FOPS=y
 CONFIG_FB_SYSMEM_HELPERS=y
 CONFIG_FB_SYSMEM_HELPERS_DEFERRED=y
 CONFIG_FB_MODE_HELPERS=y
@@ -6304,6 +6302,7 @@ CONFIG_IIO_ST_ACCEL_SPI_3AXIS=m
 # CONFIG_AD7923 is not set
 # CONFIG_AD7949 is not set
 # CONFIG_AD799X is not set
+# CONFIG_AD9467 is not set
 # CONFIG_ADI_AXI_ADC is not set
 # CONFIG_CC10001_ADC is not set
 # CONFIG_ENVELOPE_DETECTOR is not set
@@ -7367,6 +7366,7 @@ CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=y
 CONFIG_CRYPTO_AEAD2=y
+CONFIG_CRYPTO_SIG=y
 CONFIG_CRYPTO_SIG2=y
 CONFIG_CRYPTO_SKCIPHER=y
 CONFIG_CRYPTO_SKCIPHER2=y
@@ -7891,7 +7891,6 @@ CONFIG_ARCH_HAS_DEBUG_VIRTUAL=y
 # CONFIG_DEBUG_PER_CPU_MAPS is not set
 CONFIG_HAVE_ARCH_KASAN=y
 CONFIG_HAVE_ARCH_KASAN_SW_TAGS=y
-CONFIG_HAVE_ARCH_KASAN_HW_TAGS=y
 CONFIG_HAVE_ARCH_KASAN_VMALLOC=y
 CONFIG_CC_HAS_KASAN_GENERIC=y
 CONFIG_CC_HAS_KASAN_SW_TAGS=y