diff --git a/README.md b/README.md
index ca0877b..5d0d4c3 100644
--- a/README.md
+++ b/README.md
@@ -67,7 +67,7 @@ If no input files are passed, it reads from stdin. If neither -o, --dir, or
 
 If there are multiple input files, the --dir or --replace option must be passed.
 
-Input files may contain globs (ie: src/**/*.css). If you pass an input directory, it will process
+Input files may contain globs (e.g. src/**/*.css). If you pass an input directory, it will process
 all files in the directory and any subdirectories, respecting the glob pattern.
 ```
 
diff --git a/lib/args.js b/lib/args.js
index 23979d3..7476023 100644
--- a/lib/args.js
+++ b/lib/args.js
@@ -134,7 +134,7 @@ Usage:
 
 If there are multiple input files, the --dir or --replace option must be passed.
 
-Input files may contain globs (ie: src/**/*.css). If you pass an input directory, it will process all files in the directory and any subdirectories, respecting the glob pattern.
+Input files may contain globs (e.g. src/**/*.css). If you pass an input directory, it will process all files in the directory and any subdirectories, respecting the glob pattern.
 
 For more details, please see https://github.com/postcss/postcss-cli`
   ).argv