diff --git a/core/config/dovecot.sieve b/core/config/dovecot.sieve
index e792dfd..5488781 100644
--- a/core/config/dovecot.sieve
+++ b/core/config/dovecot.sieve
@@ -1,4 +1,5 @@
 plugin {
     sieve_before = /vmail/sieve/spam-global.sieve
     sieve = /vmail/%d/%n/sieve/scripts/active.sieve
+    sieve_extensions = +fileinto +imapflags +regex +copy
 }