diff --git a/README.md b/README.md
index 7943d71..6fbb4d3 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Tested and working on Linux, OSX, and Cygwin.
 
 ### Installation
 
-Requirements: `tmux` version 1.9 (or higher), `git`, `bash`.
+Requirements: `tmux` version 1.9 (or higher), `git`, `bash`. If you have installed `gawk`, make sure it works.
 
 Clone TPM:
 
diff --git a/docs/tpm_not_working.md b/docs/tpm_not_working.md
index bfa14ac..abefd56 100644
--- a/docs/tpm_not_working.md
+++ b/docs/tpm_not_working.md
@@ -16,6 +16,9 @@ Related [issue #22](https://github.com/tmux-plugins/tpm/issues/22)
 - ZSH tmux plugin might be causing issues.<br/>
   If you have it installed, try disabling it and see if `tpm` works then.
 
+- Have you installed `gawk`?<br/>
+  If you have, make sure it works. Try reinstalling it.
+
 <hr />
 
 > Help, I'm using custom config file with `tmux -f /path/to/my_tmux.conf`