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-rw-r--r--Documentation/MANPAGE.md7
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@@ -51,6 +51,13 @@ be suitable.
#### -d, -debug
Enable debug output
+#### -devrandom
+Use /dev/random for generating the master key instead of the default Go
+implementation. This is especially useful on embedded systems with Go versions
+prior to 1.9, which fall back to weak random data when the getrandom syscall
+is blocking. Using this option can block indefinitely when the kernel cannot
+harvest enough entropy.
+
#### -extpass string
Use an external program (like ssh-askpass) for the password prompt.
The program should return the password on stdout, a trailing newline is