diff --git a/src/lib-sieve/sieve-address-parts.c b/src/lib-sieve/sieve-address-parts.c
index fdda12b471c45b7d0dc12afe8ec734610c3ea9dc..2ccb6a82b1faf93eeb19179ee5ef3c927d926283 100644
--- a/src/lib-sieve/sieve-address-parts.c
+++ b/src/lib-sieve/sieve-address-parts.c
@@ -182,7 +182,7 @@ tag_address_part_is_instance_of(struct sieve_validator *valdtr,
 		valdtr, cmd, identifier)) == NULL)
 		return FALSE;
 
-	*data = (void *) addrp;
+	*data = (void *)addrp;
 	return TRUE;
 }