diff --git a/gnu/packages/games.scm b/gnu/packages/games.scm
index e8b7cae9eb..334d4ee07e 100644
--- a/gnu/packages/games.scm
+++ b/gnu/packages/games.scm
@@ -10409,14 +10409,14 @@ (define-public ksudoku
 (define-public klines
   (package
     (name "klines")
-    (version "19.08.3")
+    (version "20.12.0")
     (source
      (origin
       (method url-fetch)
-      (uri (string-append "mirror://kde/stable/applications/" version
+      (uri (string-append "mirror://kde/stable/release-service/" version
                           "/src/klines-" version ".tar.xz"))
       (sha256
-       (base32 "1g1f46jp0rb8gpqkgcf915ydpsscn1sxk3gjvm8bcqgx9ddq59xa"))))
+       (base32 "0y8lnwawrkl4ixn7v4dg48k2zpr083krv7dv4d94b2dpkh7xfvih"))))
     (build-system qt-build-system)
     (native-inputs
      `(("extra-cmake-modules" ,extra-cmake-modules)