diff --git a/debian/rules b/debian/rules
index 3b0998f..78b7f77 100755
--- a/debian/rules
+++ b/debian/rules
@@ -99,7 +99,6 @@ PMX_CONFIG_OPTS= \
 -e CONFIG_PAGE_TABLE_ISOLATION \
 -e CONFIG_ARCH_HAS_CPU_FINALIZE_INIT \
 -d CONFIG_GDS_FORCE_MITIGATION \
--d UBSAN_BOUNDS \
 
 debian/control: $(wildcard debian/*.in)
 	sed -e 's/@@KVNAME@@/$(KVNAME)/g' < debian/proxmox-kernel.prerm.in > debian/$(PMX_KERNEL_PKG).prerm
diff --git a/submodules/zfsonlinux b/submodules/zfsonlinux
index aa99285..88fd6e0 160000
--- a/submodules/zfsonlinux
+++ b/submodules/zfsonlinux
@@ -1 +1 @@
-Subproject commit aa99285dda7f91add062b177fe1a811334fdd4fb
+Subproject commit 88fd6e053b4cbfa197d04d4263eb176795b70977