diff --git a/meta-networking/recipes-daemons/postfix/postfix_3.11.5.bb b/meta-networking/recipes-daemons/postfix/postfix_3.11.6.bb
similarity index 99%
rename from meta-networking/recipes-daemons/postfix/postfix_3.11.5.bb
rename to meta-networking/recipes-daemons/postfix/postfix_3.11.6.bb
index 60f1889a38..14854ca11d 100644
--- a/meta-networking/recipes-daemons/postfix/postfix_3.11.5.bb
+++ b/meta-networking/recipes-daemons/postfix/postfix_3.11.6.bb
@@ -29,7 +29,7 @@ SRC_URI = "http://ftp.porcupine.org/mirrors/postfix-release/official/postfix-${P
            file://0001-Fix-build-with-musl.patch \
            "
 
-SRC_URI[sha256sum] = "4a6ab3d0e9390989fa201fc6c446045fc702c4e16e7a247c3ae261c9e9bee610"
+SRC_URI[sha256sum] = "b9a748705b1cab0a4afcbe42f934c82a33b342ba3229017fb508c71700078d07"
 
 UPSTREAM_CHECK_URI = "https://www.postfix.org/announcements.html"
 UPSTREAM_CHECK_REGEX = "postfix-(?P<pver>\d+(\.\d+)+)"