diff --git a/meta-networking/recipes-support/dovecot/dovecot_2.3.20.bb b/meta-networking/recipes-support/dovecot/dovecot_2.3.21.bb
similarity index 97%
rename from meta-networking/recipes-support/dovecot/dovecot_2.3.20.bb
rename to meta-networking/recipes-support/dovecot/dovecot_2.3.21.bb
index e41dd93f5d..17fbd789b6 100644
--- a/meta-networking/recipes-support/dovecot/dovecot_2.3.20.bb
+++ b/meta-networking/recipes-support/dovecot/dovecot_2.3.21.bb
@@ -12,7 +12,7 @@ SRC_URI = "http://dovecot.org/releases/2.3/dovecot-${PV}.tar.gz \
            file://0001-not-check-pandoc.patch \
            file://0001-m4-Check-for-libunwind-instead-of-libunwind-generic.patch \
            "
-SRC_URI[sha256sum] = "caa832eb968148abdf35ee9d0f534b779fa732c0ce4a913d9ab8c3469b218552"
+SRC_URI[sha256sum] = "05b11093a71c237c2ef309ad587510721cc93bbee6828251549fc1586c36502d"
 
 DEPENDS = "openssl xz zlib bzip2 libcap icu libtirpc bison-native"
 CFLAGS += "-I${STAGING_INCDIR}/tirpc"