diff --git a/.zshrc b/.zshrc
index eda8c7f..fa4a7b9 100644
--- a/.zshrc
+++ b/.zshrc
@@ -46,6 +46,10 @@ REPORTTIME=1
 # Dirstack
 DIRSTACKSIZE=20
 
+# configure gpg agent
+GPG_TTY=$(tty)
+export GPG_TTY
+
 # source fzf
 . /usr/share/doc/fzf/examples/key-bindings.zsh