diff --git a/modules/gpg/init.zsh b/modules/gpg/init.zsh
index b969c7a..f21c8cf 100644
--- a/modules/gpg/init.zsh
+++ b/modules/gpg/init.zsh
@@ -29,7 +29,7 @@ fi
 export GPG_TTY="$(tty)"
 
 # Integrate with the SSH module.
-if grep 'enable-ssh-support' "$_gpg_agent_conf" &> /dev/null; then
+if grep '^enable-ssh-support' "$_gpg_agent_conf" &> /dev/null; then
   # Load required functions.
   autoload -Uz add-zsh-hook