diff --git a/pkgs/development/python-modules/dockerfile-parse/default.nix b/pkgs/development/python-modules/dockerfile-parse/default.nix
index 45fe856f6f0d..7afe92b4337b 100644
--- a/pkgs/development/python-modules/dockerfile-parse/default.nix
+++ b/pkgs/development/python-modules/dockerfile-parse/default.nix
@@ -1,12 +1,12 @@
 { lib, buildPythonPackage, fetchPypi, six, pytestcov, pytest }:
 
 buildPythonPackage rec {
-  version = "1.1.0";
+  version = "1.2.0";
   pname = "dockerfile-parse";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "f37bfa327fada7fad6833aebfaac4a3aaf705e4cf813b737175feded306109e8";
+    sha256 = "07e65eec313978e877da819855870b3ae47f3fac94a40a965b9ede10484dacc5";
   };
 
   postPatch = ''