diff --git a/plugins/gpg-agent/README.md b/plugins/gpg-agent/README.md
index 8eeb94f92..d66c37a5b 100644
--- a/plugins/gpg-agent/README.md
+++ b/plugins/gpg-agent/README.md
@@ -1,6 +1,11 @@
 # gpg-agent
 
-Enables [GPG's gpg-agent](https://www.gnupg.org/documentation/manuals/gnupg/) if it is not running.
+Applies some fixes for some common issues encountered with [GPG's gpg-agent](https://www.gnupg.org/documentation/manuals/gnupg/).
+
+More specifically, this plugin:
+
+- Updates the `GPG_TTY` environment variable before each shell execution. 
+- Updates the `SSH_AUTH_SOCK` environment variable if `enable-ssh-support` is turned on.
 
 To use it, add `gpg-agent` to the plugins array of your zshrc file: