diff --git a/src/lib-sieve/cmd-redirect.c b/src/lib-sieve/cmd-redirect.c
index d3a63a81145eadead7446c20919c9c8a8b09cb6f..1692ae3c5a7e42653709e11d7d0973318e6f752f 100644
--- a/src/lib-sieve/cmd-redirect.c
+++ b/src/lib-sieve/cmd-redirect.c
@@ -5,6 +5,7 @@
 #include "ioloop.h"
 #include "str-sanitize.h"
 #include "istream.h"
+#include "istream-crlf.h"
 #include "istream-header-filter.h"
 
 #include "rfc2822.h"