diff --git a/Doc/libgdbm.tex b/Doc/libgdbm.tex
index 40facad..177627f 100644
--- a/Doc/libgdbm.tex
+++ b/Doc/libgdbm.tex
@@ -21,10 +21,10 @@
 Open a gdbm database and return a mapping object. \var{filename} is
 the name of the database file, \var{rwmode} is \code{'r'}, \code{'w'},
 \code{'c'}, or \code{'n'} for reader, writer (this also gives read
-access), create (writer, but create the database if it doesnt already
+access), create (writer, but create the database if it doesn't already
 exist) and newdb (which will always create a new database). Only one
 writer may open a gdbm file and many readers may open the file. Readers
-and writers can not open the gdbm file at the same time. Note that the
+and writers cannot open the gdbm file at the same time. Note that the
 \code{GDBM_FAST} mode of opening the database is not supported. \var{filemode} 
-is the unix mode of the file, used only when a database is created.
+is the \UNIX\ mode of the file, used only when a database is created.
 \end{funcdesc}