diff --git a/pkgs/development/libraries/tkrzw/default.nix b/pkgs/development/libraries/tkrzw/default.nix
index db963e5d8623..843eb2f5b103 100644
--- a/pkgs/development/libraries/tkrzw/default.nix
+++ b/pkgs/development/libraries/tkrzw/default.nix
@@ -2,12 +2,12 @@
 
 stdenv.mkDerivation rec {
   pname = "tkrzw";
-  version = "1.0.24";
+  version = "1.0.26";
   # TODO: defeat multi-output reference cycles
 
   src = fetchurl {
     url = "https://dbmx.net/tkrzw/pkg/tkrzw-${version}.tar.gz";
-    hash = "sha256-G7SVKgU4b8I5iwAlGHL/w8z0fhI+Awe3V6aqFsOnUrA=";
+    hash = "sha256-vbuzV4ZZnb0Vl+U9B8BorDD7mHQ7ILwkR35GaFs+aTI=";
   };
 
   postPatch = ''