diff --git a/prerequisites/build.sh b/prerequisites/build.sh
index c6b06fa75..44cd6fd91 100755
--- a/prerequisites/build.sh
+++ b/prerequisites/build.sh
@@ -97,15 +97,16 @@ info "-e (--verbose):          ${arg_e} "
 info "-f (--with-fortran):     ${arg_f} "
 info "-h (--help):             ${arg_h} "
 info "-i (--install-prefix):   ${arg_i} "
-info "-j (--num-threads):      ${arg_j} "
 info "-I (--install-version):  ${arg_I} "
+info "-j (--num-threads):      ${arg_j} "
 info "-l (--list-packages):    ${arg_l} "
 info "-m (--with-cmake):       ${arg_m} "
 info "-M (--with-mpi):         ${arg_M} "
 info "-n (--no-color):         ${arg_n} "
+info "-o (--only-download):    ${arg_o} "
 info "-p (--package):          ${arg_p} "
 info "-P (--print-path):       ${arg_P} "
-info "-t (--with-tau):         ${arg_t} "
+info "-r (--prefix-root):      ${arg_r} "
 info "-u (--from-url):         ${arg_u} "
 info "-U (--print-url):        ${arg_U} "
 info "-v (--version):          ${arg_v} "
diff --git a/prerequisites/build.sh-usage b/prerequisites/build.sh-usage
index 9800f73be..691e76c96 100644
--- a/prerequisites/build.sh-usage
+++ b/prerequisites/build.sh-usage
@@ -18,8 +18,6 @@
   -p --package [arg]          Package to install. 
   -P --print-path [arg]       Print installation path for package specified in argument.
   -r --prefix-root [arg]      Installation path to which package name/version will be appended. (Example: -r /opt).
-  -t --with-tau [arg]         Use the specified TAU parallel performance utilities installation. Default="tauf90"
-  -T --install-tau [arg]      Install TAU in specified path. Default="${OPENCOARRAYS_SRC_DIR}/prerequisites/installations/${package_name:-}/${version_to_build:-}/"
   -u --from-url [arg]         Specify a URL from which to download a package. 
   -U --print-url [arg]        Print URL for package specified in argument. 
   -v --version                Print OpenCoarrays version number.