diff --git a/pkgs/tools/misc/ttyplot/default.nix b/pkgs/tools/misc/ttyplot/default.nix
index 53a0e0a2992b..78aeab00a50f 100644
--- a/pkgs/tools/misc/ttyplot/default.nix
+++ b/pkgs/tools/misc/ttyplot/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   name = "ttyplot-${version}";
-  version = "1.2";
+  version = "1.4";
 
   src = fetchFromGitHub {
     owner = "tenox7";
     repo = "ttyplot";
     rev = version;
-    sha256 = "1xaqzm71w2n0q532wpa3w818mvjvch3h34m2aq7pldkyk09frjxh";
+    sha256 = "19qm0hx9ljdw9qg78lydn3c627xy7xnx3knq5f7caw9lf0cdp7kf";
   };
 
   buildInputs = [ ncurses ];