diff --git a/pkgs/applications/misc/calibre/default.nix b/pkgs/applications/misc/calibre/default.nix
index 93a5d9428534..cfd869e5592f 100644
--- a/pkgs/applications/misc/calibre/default.nix
+++ b/pkgs/applications/misc/calibre/default.nix
@@ -5,12 +5,12 @@
 }:
 
 stdenv.mkDerivation rec {
-  version = "3.25.0";
+  version = "3.26.1";
   name = "calibre-${version}";
 
   src = fetchurl {
     url = "https://download.calibre-ebook.com/${version}/${name}.tar.xz";
-    sha256 = "018gxjbj5rak4ys5nyx6749rj9vszlf9k1wdcpl60ap3l83kxdnd";
+    sha256 = "0i53095g6wl3ghhpzfrvizj24b8zxbxs1c7bvcj3fpkf43wd45j0";
   };
 
   patches = [