diff --git a/pkgs/applications/misc/calibre/default.nix b/pkgs/applications/misc/calibre/default.nix
index 764145e39d6..03faaa9ada4 100644
--- a/pkgs/applications/misc/calibre/default.nix
+++ b/pkgs/applications/misc/calibre/default.nix
@@ -4,11 +4,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "calibre-1.46.0";
+  name = "calibre-1.47.0";
 
   src = fetchurl {
     url = "mirror://sourceforge/calibre/${name}.tar.xz";
-    sha256 = "1mzw6cmnw1wk8jd2pkl6z7bgjhwn4j7lg0a33f07gk4xw94sbry2";
+    sha256 = "1hmqynxh9h12whcjwcd5idgc6mdaggczsf4hm70ajhj7pfjp3szg";
   };
 
   inherit python;