diff -Nru zfs-linux-0.8.3/debian/changelog zfs-linux-0.8.3/debian/changelog
--- zfs-linux-0.8.3/debian/changelog	2020-08-18 11:10:41.000000000 +0200
+++ zfs-linux-0.8.3/debian/changelog	2020-11-03 18:05:38.000000000 +0100
@@ -1,3 +1,11 @@
+zfs-linux (0.8.3-1ubuntu12.5) focal; urgency=medium
+
+  * Prevent build of the zfs-dkms binary package for kernels later than 5.4.
+    If that is required, one should use the zfs-dkms package of a later series
+    (like it is done for built-in modules of Ubuntu kernels). (LP: #1902701)
+
+ -- Stefan Bader <stefan.bader@canonical.com>  Tue, 03 Nov 2020 18:05:38 +0100
+
 zfs-linux (0.8.3-1ubuntu12.4) focal; urgency=medium
 
   * Fix zfs-dkms build on arm64 with PREEMPTION and BLK_CGROUP (LP: #1892001)
diff -Nru zfs-linux-0.8.3/debian/rules zfs-linux-0.8.3/debian/rules
--- zfs-linux-0.8.3/debian/rules	2020-01-21 13:40:40.000000000 +0100
+++ zfs-linux-0.8.3/debian/rules	2020-11-03 18:05:21.000000000 +0100
@@ -130,6 +130,8 @@
 
 override_dh_dkms:
 	'$(CURDIR)/scripts/dkms.mkconf' -n $(NAME) -v $(DEB_VERSION_UPSTREAM) -f '$(CURDIR)/scripts/zfs-dkms.dkms'
+	sed -ie '/^PACKAGE_VERSION/a BUILD_EXCLUSIVE_KERNEL="^(4\.[0-9]+|5\.[01234])\."' \
+		'$(CURDIR)/scripts/zfs-dkms.dkms'
 	dh_dkms
 	rm -f '$(CURDIR)/scripts/zfs-dkms.dkms'