diff --git a/pkgs/tools/misc/bash_unit/default.nix b/pkgs/tools/misc/bash_unit/default.nix
index e77bf22d826..a64a457cdf7 100644
--- a/pkgs/tools/misc/bash_unit/default.nix
+++ b/pkgs/tools/misc/bash_unit/default.nix
@@ -4,13 +4,13 @@
 
 stdenv.mkDerivation rec {
   pname = "bash_unit";
-  version = "1.8.0";
+  version = "1.9.1";
 
   src = fetchFromGitHub {
     owner = "pgrange";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-QWZnzliiqUfg6kXq1VGTNczupxNCgz1gFURrB/K2b4A=";
+    sha256 = "sha256-TtpVldIAqyv+apXmbI+1L0NgZxoKdc6Ffrl4WOqRI9c=";
   };
 
   installPhase = ''