diff --git a/ACKNOWLEDGE.md b/ACKNOWLEDGE.md
new file mode 100644
index 0000000..3af2acf
--- /dev/null
+++ b/ACKNOWLEDGE.md
@@ -0,0 +1,3 @@
+# Acknowledgements
+
+Pug's rad icon is from [The Noun Project](https://thenounproject.com) and was made by [Heather Dunmoyer](https://thenounproject.com/dunmoyer/). It was such steal at $1.99 that I think she deserves public credit anyway.
diff --git a/INSTALL.md b/INSTALL.md
index 8bc49d2..74898cc 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -21,7 +21,3 @@ $ ln -s /path/to/pug/pug /usr/local/bin/pug
 ```
 
 This lets you run `pug` commands from anywhere on the command line, not just from inside the Pug repository folder.
-
-## Requirements
-
-Pug requires PHP 5.4 or greater
diff --git a/README.md b/README.md
index f38c1c1..e1baff6 100644
--- a/README.md
+++ b/README.md
@@ -7,9 +7,14 @@ Quickly update local projects and their dependencies with a single command. Pug
 
 > See [Installation](INSTALL.md) for details on getting started with Pug
 
+### Requirements
+
+Pug requires PHP 5.4 or greater
+
 ### Configuration
 
-If a timezone isn't set in php.ini, Pug defaults to `UTC`. To override either, open [config.php](https://github.com/ashur/pug/blob/master/config.php.dist) and specify a [supported timezone](http://php.net/manual/en/timezones.php).
+If a timezone isn't defined in php.ini, Pug defaults to `UTC`. To override either, open [config.php](https://github.com/ashur/pug/blob/master/config.php.dist) and specify a [supported timezone](http://php.net/manual/en/timezones.php).
+
 
 ## Update
 
@@ -147,7 +152,6 @@ If Pug detects Composer, it runs:
 composer update
 ```
 
-
 ## pug help
 
 Command-specific help is available on the command line: