no need to allcaps params in usage

diff --git a/app-tools/rumpbake b/app-tools/rumpbake
index b30be5aea8497c16cb4a0497e01dcae9af8963c3..e00845e50834876b5bcec8d38a129cb89dcd8c89 100755 (executable)
--- a/app-tools/rumpbake
+++ b/app-tools/rumpbake
@@ -50,15 +50,15 @@ die()
 usage ()
 {
        cat <<EOM
-usage: rumpbake CONFIG OUTPUT INPUT [INPUT ...]
+usage: rumpbake config output input [input ...]
        rumpbake list
 
 When invoked the single argument "list", lists supported target boards.
 
 Else, creates a rumprunnable unikernel:
-       CONFIG  : rumprun board configuration to use.
-       OUTPUT  : output file name for the unikernel image.
-       INPUT   : executable(s) to bake.
+       config  : rumprun board configuration to use.
+       output  : output file name for the unikernel image.
+       input   : executable(s) to bake.
 EOM
        exit 1
 }