diff --git a/meta-networking/recipes-daemons/postfix/postfix_3.10.10.bb b/meta-networking/recipes-daemons/postfix/postfix_3.10.12.bb
similarity index 99%
rename from meta-networking/recipes-daemons/postfix/postfix_3.10.10.bb
rename to meta-networking/recipes-daemons/postfix/postfix_3.10.12.bb
index 5a9d77720e..3d78fa15cf 100644
--- a/meta-networking/recipes-daemons/postfix/postfix_3.10.10.bb
+++ b/meta-networking/recipes-daemons/postfix/postfix_3.10.12.bb
@@ -29,7 +29,7 @@ SRC_URI = "http://ftp.porcupine.org/mirrors/postfix-release/official/postfix-${P
            file://0001-makedefs-Account-for-linux-7.x-version.patch \
            "
 
-SRC_URI[sha256sum] = "3b7197e00a98f7fe4624cf51a00ad805674256eff624e678529ccfbf2c7707a4"
+SRC_URI[sha256sum] = "f9ff299f92e4179706537bda288971f4b6eff7e70aa912d03da3cd1b6ffd842e"
 
 UPSTREAM_CHECK_URI = "https://www.postfix.org/announcements.html"
 UPSTREAM_CHECK_REGEX = "postfix-(?P<pver>\d+(\.\d+)+)"