diff --git a/bin/gpg-agent.sh b/bin/gpg-agent.sh
new file mode 100644
index 0000000..ec4ffed
--- /dev/null
+++ b/bin/gpg-agent.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+envfile="${HOME}/.gnupg/gpg-agent.env"
+
+if test -f "$envfile" && kill -0 $(grep GPG_AGENT_INFO "$envfile" | cut -d: -f 2) 2>/dev/null; then
+    eval "$(cat "$envfile")"
+else
+    eval "$(gpg-agent --daemon --write-env-file "$envfile")"
+fi
+
+export GPG_AGENT_INFO # the env file does not contain the export statement