diff -Nru initramfs-tools-0.140ubuntu12/debian/changelog initramfs-tools-0.140ubuntu13/debian/changelog
--- initramfs-tools-0.140ubuntu12/debian/changelog	2022-02-08 21:43:02.000000000 +0100
+++ initramfs-tools-0.140ubuntu13/debian/changelog	2022-03-15 16:00:55.000000000 +0100
@@ -1,3 +1,14 @@
+initramfs-tools (0.140ubuntu13) jammy; urgency=medium
+
+  * Lower the compression levels for zstd and lz4 (LP: #1958148)
+    Following the discussion on the mailing list, we have reached
+    a conclusion to lower the default compression levels:
+    - For lz4, the compression level is lowered to 2 from 9
+    - For zstd, the compression level is lowered to 1 from 19
+
+
+ -- Julian Andres Klode <juliank@ubuntu.com>  Tue, 15 Mar 2022 16:00:55 +0100
+
 initramfs-tools (0.140ubuntu12) jammy; urgency=medium
 
   * Force copy pthread and libgcc_s libraries via a stub binary.
diff -Nru initramfs-tools-0.140ubuntu12/mkinitramfs initramfs-tools-0.140ubuntu13/mkinitramfs
--- initramfs-tools-0.140ubuntu12/mkinitramfs	2022-02-08 21:43:02.000000000 +0100
+++ initramfs-tools-0.140ubuntu13/mkinitramfs	2022-03-15 15:58:24.000000000 +0100
@@ -192,8 +192,8 @@
 		compress=pigz
 	fi
 	;;
-lz4)	compress="lz4 -9 -l" ;;
-zstd)	compress="zstd -q -19 -T0" ;;
+lz4)	compress="lz4 -2 -l" ;;
+zstd)	compress="zstd -q -1 -T0" ;;
 xz)	compress="xz --check=crc32"
 	# If we're not doing a reproducible build, enable multithreading
 	test -z "${SOURCE_DATE_EPOCH}" && compress="$compress --threads=0"