diff --git a/README.md b/README.md
index 725f60fd..dee397f1 100644
--- a/README.md
+++ b/README.md
@@ -415,7 +415,7 @@ the different tools are provided:
   Removing the inflate modules and function prototypes are the only major
   modifications made to the kernel version of zlib.
   For stand-alone NVMe and list-directed DASD dump, the following tools/packages
-  are required to populate dumper's initramfs:
+  are required to populate dumper's initramfs and prepare a dump partition:
   - cat
   - cut
   - findmnt
@@ -426,6 +426,7 @@ the different tools are provided:
   - sha256sum
   - sync
   - umount
+  - mkfs.ext4
 
 * zgetdump
   For building zgetdump you need OpenSSL version 1.1.0 or newer