diff --git a/pkgs/tools/text/csview/default.nix b/pkgs/tools/text/csview/default.nix
index c5c51b4de06a..315d8e54f15f 100644
--- a/pkgs/tools/text/csview/default.nix
+++ b/pkgs/tools/text/csview/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "csview";
-  version = "1.1.0";
+  version = "1.2.1";
 
   src = fetchFromGitHub {
     owner = "wfxr";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-yx/gGJ8QGmMaiVw+yWWhswbGpf9YZk2kWoxFXXSETyA=";
+    sha256 = "sha256-ep+bfmeXbHGD0xEqKQr1dfh7MOPfySdcZcTaEonOSas=";
   };
 
-  cargoSha256 = "sha256-4YJfD8TuQN9aQlbhzpv69YE20tMMIUxq6UdDpJSP7lI=";
+  cargoSha256 = "sha256-IfIOettKHVay9Ls3cT9BI0zmGHle2Ew227BztbiLxEw=";
 
   meta = with lib; {
     description = "A high performance csv viewer with cjk/emoji support";