diff --git a/pkgs/tools/misc/diffoscope/default.nix b/pkgs/tools/misc/diffoscope/default.nix
index e57caa8cc7f8..a4b2b888faea 100644
--- a/pkgs/tools/misc/diffoscope/default.nix
+++ b/pkgs/tools/misc/diffoscope/default.nix
@@ -16,11 +16,11 @@ let
 in
 python3Packages.buildPythonApplication rec {
   pname = "diffoscope";
-  version = "177";
+  version = "178";
 
   src = fetchurl {
     url = "https://diffoscope.org/archive/diffoscope-${version}.tar.bz2";
-    sha256 = "sha256-yTOaDhAKtMhQYxolALnuc7FuXoMUOhjmsabtS1FeW/Q=";
+    sha256 = "sha256-uJbTQshf7vRd6EyaaV0itJVrMc/6o+pPXhtUgrjFnzM=";
   };
 
   outputs = [ "out" "man" ];