diff --git a/security/py-pycryptodome/pkg-message b/security/py-pycryptodome/pkg-message
new file mode 100644
index 000000000000..b4bb2037fdba
--- /dev/null
+++ b/security/py-pycryptodome/pkg-message
@@ -0,0 +1,10 @@
+[
+{   type: install
+    message: <<EOM
+Install the math/gmp port to enable accelerated processing with the GNU
+Multiple Precision Arithmetic Library. PyCryptodome will use the
+optional enhancement at runtime automatically if the library is
+available.
+EOM
+}
+]