diff --git a/gnu/packages/mail.scm b/gnu/packages/mail.scm
index 1a9f9e5e5c..43272b1856 100644
--- a/gnu/packages/mail.scm
+++ b/gnu/packages/mail.scm
@@ -1388,7 +1388,7 @@ (define-public exim
 (define-public dovecot
   (package
     (name "dovecot")
-    (version "2.3.9.2")
+    (version "2.3.9.3")
     (source
      (origin
        (method url-fetch)
@@ -1396,7 +1396,7 @@ (define-public dovecot
                            (version-major+minor version) "/"
                            "dovecot-" version ".tar.gz"))
        (sha256
-        (base32 "1yc6hi4hqg4hcc4495sf4m5f1lnargphi6dawj43if21vncgp127"))))
+        (base32 "0lcnqib63nv32xr3nr4s3x8k77mbgrhc13swjl2xqnzw4fabd7zq"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("pkg-config" ,pkg-config)))