Spelling fixes

[gnu-emacs] / lisp / progmodes / project.el

diff --git a/lisp/progmodes/project.el b/lisp/progmodes/project.el
index 295e544044a158f93bea4739ebfd9b20348b4605..398339ee59014eec7d896257b16b4b4300373488 100644 (file)
--- a/lisp/progmodes/project.el
+++ b/lisp/progmodes/project.el
@@ -108,7 +108,7 @@ Most often it's just one directory, which contains the project
 file and everything else in the project.  But in more advanced
 configurations, a project can span multiple directories.
 
-The rule of tumb for whether to include a directory here, and not
+The rule of thumb for whether to include a directory here, and not
 in `project-library-roots', is whether its contents are meant to
 be edited together with the rest of the project.