diff --git a/offlineimaprc b/offlineimaprc
index ece681b..1334b3c 100644
--- a/offlineimaprc
+++ b/offlineimaprc
@@ -16,3 +16,4 @@ remoteuser = XXX_REPLACE_USER_XXX
 remotepass = XXX_REPLACE_PASS_XXX
 remotehost = XXX_REPLACE_SRV_XXX
 cert_fingerprint = XXX_REPLACE_FINGERPRINT_XXX
+readonly=true