diff --git a/Tools/ttcompile b/Tools/ttcompile
index 12f8bb420..c30d2e455 100755
--- a/Tools/ttcompile
+++ b/Tools/ttcompile
@@ -1,12 +1,13 @@
 #! /usr/bin/env python
 
 """\
-usage: ttcompile [-hvbf] [-d output-dir] [-i TTF-input-file] [TTX-file...]
+usage: ttcompile [-hvbf] [-d output-dir] [-i TTF-input-file] TTX-1 ... TTX-N
 
-    Translate a TTX file (as output by ttDump) to a TrueType font file. 
-    If a TTX-file argument is a directory instead of a file, all files in
-    that directory ending in '.ttx' will be merged into one TrueType file. 
-    This is mostly useful in conjunction with the -s option of ttDump.py.
+    Translate one or more TTX files (as output by ttDump) to a TrueType
+    font file. If a TTX-file argument is a directory instead of a file, all
+    files in that directory ending in '.ttx' will be merged into one
+    TrueType file. This is mostly useful in conjunction with the -s option
+    of ttDump.py.
 
     Options:
     -h Help: print this message
diff --git a/Tools/ttdump b/Tools/ttdump
index 01327e243..2c277dfa2 100755
--- a/Tools/ttdump
+++ b/Tools/ttdump
@@ -1,9 +1,10 @@
 #! /usr/bin/env python
 
 """\
-usage: ttdump [-hvisf] [-t <table>] [-x <table>] [-d <output-dir>] TrueType-file(s) 
+usage: ttdump [-hvisf] [-t <table>] [-x <table>] [-d <output-dir>] TTF-1 ... TTF-N 
 
-    Dump TrueType fonts as TTX files (an XML-based text format).
+    Dump one or more TrueType/OpenType fonts as TTX files (an XML-based
+    text format).
 
     Options:
     -h Help: print this message
@@ -11,10 +12,10 @@ usage: ttdump [-hvisf] [-t <table>] [-x <table>] [-d <output-dir>] TrueType-file
        being done.
     -i Disassemble TT instructions: when this option is given, all
        TrueType programs (glyph programs, the font program and the
-       pre-program) will be written to the TTX file as assembly instead
-       of hex data.
-    -s Split tables: save the TTX data into separate TTX files per table.
-       The files will be saved in a directory. The name of this
+       pre-program) will be written to the TTX file as assembly
+       instead of hex data.
+    -s Split tables: save the TTX data into separate TTX files per
+       table. The files will be saved in a directory. The name of this
        directory will be constructed from the input filename (by
        dropping the extension) or can be specified by the optional
        TTX-output-file argument. This option implies -f.