diff --git a/private_dot_gnupg/private_gpg-agent.conf b/private_dot_gnupg/private_gpg-agent.conf
deleted file mode 100644
index 8fa3023..0000000
--- a/private_dot_gnupg/private_gpg-agent.conf
+++ /dev/null
@@ -1,3 +0,0 @@
-default-cache-ttl 300
-max-cache-ttl 999999
-pinentry-program /usr/bin/pinentry-qt
diff --git a/private_dot_gnupg/private_gpg-agent.conf.tmpl b/private_dot_gnupg/private_gpg-agent.conf.tmpl
new file mode 100644
index 0000000..e5fc63a
--- /dev/null
+++ b/private_dot_gnupg/private_gpg-agent.conf.tmpl
@@ -0,0 +1,9 @@
+default-cache-ttl 300
+max-cache-ttl 999999
+{{ if eq .chezmoi.os "darwin" -}}
+# macOS contents
+pinentry-program /opt/homebrew/bin/pinentry-mac
+{{ else if eq .chezmoi.os "linux" -}}
+# Linux contents
+pinentry-program /usr/bin/pinentry-qt
+{{ end -}}