diff --git a/test/config/dovecot-lmtp/dh.pem b/test/config/dovecot-lmtp/dh.pem
new file mode 100644
index 00000000..4ebe8dd2
--- /dev/null
+++ b/test/config/dovecot-lmtp/dh.pem
@@ -0,0 +1,8 @@
+-----BEGIN DH PARAMETERS-----
+MIIBCAKCAQEAlYgX/PXMu60WVkgKXOqnT562wd2F3l1WDwyn7DLWDqb9rCI6SAB8
+8uDkImAeoRFQycL77fXBqO9KKVk5x569Qjltacbw4/taOhWPAq/+6Wf5bZsUEp5g
+wD+hLvgYn/0pdGkjiAJ+jlRBxarF9lJac4QPztqw3qJPtVdIKbmo58hoxERIthD2
+f/ZkGjaZXzOIvD8Ai0NQ+H4k5DK5dLlFI78XbrsH161t4Jcspq+v5VUdUyUMAvti
+4peK0RgHw47h90kkee+qIf5F+WWSw28tjkbILWx2ld/bN59eZj4itb3UUw/OZRpC
+Y0pOBOvl1wp5PS+pUJAMsg6PR50yPNYREwIBAg==
+-----END DH PARAMETERS-----
diff --git a/test/config/relay-hosts/dhparams.pem b/test/config/relay-hosts/dhparams.pem
new file mode 100644
index 00000000..4ebe8dd2
--- /dev/null
+++ b/test/config/relay-hosts/dhparams.pem
@@ -0,0 +1,8 @@
+-----BEGIN DH PARAMETERS-----
+MIIBCAKCAQEAlYgX/PXMu60WVkgKXOqnT562wd2F3l1WDwyn7DLWDqb9rCI6SAB8
+8uDkImAeoRFQycL77fXBqO9KKVk5x569Qjltacbw4/taOhWPAq/+6Wf5bZsUEp5g
+wD+hLvgYn/0pdGkjiAJ+jlRBxarF9lJac4QPztqw3qJPtVdIKbmo58hoxERIthD2
+f/ZkGjaZXzOIvD8Ai0NQ+H4k5DK5dLlFI78XbrsH161t4Jcspq+v5VUdUyUMAvti
+4peK0RgHw47h90kkee+qIf5F+WWSw28tjkbILWx2ld/bN59eZj4itb3UUw/OZRpC
+Y0pOBOvl1wp5PS+pUJAMsg6PR50yPNYREwIBAg==
+-----END DH PARAMETERS-----