diff --git a/pinentry/preexec b/pinentry/preexec
new file mode 100755
index 0000000..93603c7
--- /dev/null
+++ b/pinentry/preexec
@@ -0,0 +1,5 @@
+#!/hint/sh
+
+# Define additional functionality for pinentry. For example
+test -e /usr/lib/libgcr-base-3.so.1 && exec /usr/bin/pinentry-gnome3 "$@"
+#test -e /usr/lib/libQt5Widgets.so.5 && exec /usr/bin/pinentry-qt     "$@"