diff --git a/gnu/packages/games.scm b/gnu/packages/games.scm
index c94a1e2d54..57946e6292 100644
--- a/gnu/packages/games.scm
+++ b/gnu/packages/games.scm
@@ -10000,14 +10000,14 @@ This package is part of the KDE games module.")
 (define-public libkmahjongg
   (package
     (name "libkmahjongg")
-    (version "19.08.3")
+    (version "20.12.0")
     (source
      (origin
       (method url-fetch)
-      (uri (string-append "mirror://kde/stable/applications/"
+      (uri (string-append "mirror://kde/stable/release-service/"
                           version "/src/libkmahjongg-" version ".tar.xz"))
       (sha256
-       (base32 "0rdimk11hrc8qrmiv26z0ddjzi1k6806c0rfskx4cwmildmh6zgx"))))
+       (base32 "10ljzbf7qki5flydankrbksaihhkqpfyljb8c71fbwqwmkr7rgfq"))))
     (build-system qt-build-system)
     (native-inputs
      `(("extra-cmake-modules" ,extra-cmake-modules)))