diff --git a/pkgs/applications/networking/gns3/gui.nix b/pkgs/applications/networking/gns3/gui.nix
index 2524731cd05..7a0861ee3c1 100644
--- a/pkgs/applications/networking/gns3/gui.nix
+++ b/pkgs/applications/networking/gns3/gui.nix
@@ -5,8 +5,8 @@
 let
   # TODO: This package requires qt5Full to launch
   defaultOverrides = commonOverrides ++ [
-    (mkOverride "jsonschema" "2.6.0"
-      "00kf3zmpp9ya4sydffpifn0j0mzm342a2vzh82p6r0vh10cg7xbg")
+    (mkOverride "jsonschema" "3.2.0"
+      "0ykr61yiiizgvm3bzipa3l73rvj49wmrybbfwhvpgk3pscl5pa68")
   ];
 
   python = python3.override {