diff --git a/pkgs/applications/science/logic/tlaplus/toolbox.nix b/pkgs/applications/science/logic/tlaplus/toolbox.nix
index 5c445459a36a..c9e97375b6c7 100644
--- a/pkgs/applications/science/logic/tlaplus/toolbox.nix
+++ b/pkgs/applications/science/logic/tlaplus/toolbox.nix
@@ -3,7 +3,7 @@
 }:
 
 let
-  version = "1.6.0";
+  version = "1.7.0";
   arch = "x86_64";
 
   desktopItem = makeDesktopItem rec {
@@ -25,7 +25,7 @@ in stdenv.mkDerivation {
   inherit version;
   src = fetchzip {
     url = "https://tla.msr-inria.inria.fr/tlatoolbox/products/TLAToolbox-${version}-linux.gtk.${arch}.zip";
-    sha256 = "1mgx4p5qykf9q0p4cp6kcpc7fx8g5f2w1g40kdgas24hqwrgs3cm";
+    sha256 = "0v15wscawair5bghr5ixb4i062kmh9by1m0hnz2r1sawlqyafz02";
   };
 
   buildInputs = [ makeWrapper  ];