diff --git a/pkgs/development/python-modules/unstructured/default.nix b/pkgs/development/python-modules/unstructured/default.nix
index 71b24c7d4d87..beb47c87e7ca 100644
--- a/pkgs/development/python-modules/unstructured/default.nix
+++ b/pkgs/development/python-modules/unstructured/default.nix
@@ -116,7 +116,7 @@
   grpcio,
 }:
 let
-  version = "0.18.20";
+  version = "0.18.21";
 in
 buildPythonPackage rec {
   pname = "unstructured";
@@ -127,7 +127,7 @@ buildPythonPackage rec {
     owner = "Unstructured-IO";
     repo = "unstructured";
     tag = version;
-    hash = "sha256-BeoIjFhLu/EM0iAErW3eST5/D+TBuAOZ4lDPTXEqpzc=";
+    hash = "sha256-7AI23Sa2G1PJ6uvNbgMKuwbwyUvT4qDHoKDLvb2kbCE=";
   };
 
   build-system = [ setuptools ];