diff --git a/pkgs/applications/misc/calibre/default.nix b/pkgs/applications/misc/calibre/default.nix
index 41f4b4f09042..6c007aadd320 100644
--- a/pkgs/applications/misc/calibre/default.nix
+++ b/pkgs/applications/misc/calibre/default.nix
@@ -4,11 +4,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "calibre-1.13.0";
+  name = "calibre-1.14.0";
 
   src = fetchurl {
     url = "mirror://sourceforge/calibre/${name}.tar.xz";
-    sha256 = "0j0l81jkjzd8n3ciqwxh8zxz945y594xjfsizp3cxjjfhj90aagj";
+    sha256 = "1nwrahh8rkllazwjgwv1a5fxcg0x221760ixm3707ikz33i0qvx6";
   };
 
   inherit python;