diff --git a/prod-old.properties b/prod-old.properties
deleted file mode 100644
index fdda3b0b..00000000
--- a/prod-old.properties
+++ /dev/null
@@ -1,23 +0,0 @@
-#
-# prod-old.properties
-#
-# Properties defined for the env=prod-old deployment environment.
-#
-# This is associated with the old stand-alone signing machine, and is not expected
-# to be used again in anger.
-#
-
-#
-# Use the PKCS#11 provider for signatures.
-#
-sign.uk.keystoreProvider = sun.security.pkcs11.SunPKCS11
-
-#
-# Location of the PKCS#11 configuration file for an ACOS5 card.
-#
-sign.uk.pkcs11Config = C\:\\pkcs11\\sdk18\\acs.cfg
-
-#
-# Signing key alias within the keystore.
-#
-sign.uk.keyAlias = ukfederation