diff --git a/gnu/packages/mail.scm b/gnu/packages/mail.scm
index 5a1ca62a4f..9160284fdf 100644
--- a/gnu/packages/mail.scm
+++ b/gnu/packages/mail.scm
@@ -1832,7 +1832,7 @@ facilities for checking incoming mail.")
   (package
     (name "dovecot")
     ;; Also update dovecot-pigeonhole when updating to a new minor version.
-    (version "2.3.14")
+    (version "2.3.15")
     (source
      (origin
        (method url-fetch)
@@ -1840,7 +1840,7 @@ facilities for checking incoming mail.")
                            (version-major+minor version) "/"
                            "dovecot-" version ".tar.gz"))
        (sha256
-        (base32 "0jm3p52z619v7ajh533g2g7d790k82fk0w7ry0zqlm8ymzrxgcy8"))))
+        (base32 "141manrh54cy8xizr7f8fsa3vdzc2ccfgdz87l9rjylm8mfxvfr1"))))
     (build-system gnu-build-system)
     (native-inputs
      `(("pkg-config" ,pkg-config)))