diff --git a/src/lib-sievestorage/sieve-storage.h b/src/lib-sievestorage/sieve-storage.h
index 81bfc80e7127d26cb9706d419b42388bea88ee9b..33e88a5b0342c408bbd196de8f79651662d360b5 100644
--- a/src/lib-sievestorage/sieve-storage.h
+++ b/src/lib-sievestorage/sieve-storage.h
@@ -11,7 +11,7 @@
 #include "sieve.h"
 
 #define MAILBOX_ATTRIBUTE_PREFIX_SIEVE \
-	MAILBOX_ATTRIBUTE_PREFIX_DOVECOT_PVT"sieve/"
+	MAILBOX_ATTRIBUTE_PREFIX_DOVECOT_PVT_SERVER"sieve/"
 #define MAILBOX_ATTRIBUTE_PREFIX_SIEVE_FILES \
 	MAILBOX_ATTRIBUTE_PREFIX_SIEVE"files/"
 #define MAILBOX_ATTRIBUTE_SIEVE_DEFAULT \