diff --git a/pkgs/development/libraries/example-robot-data/default.nix b/pkgs/development/libraries/example-robot-data/default.nix
index 01c87362d9d4..c9ad4a02487e 100644
--- a/pkgs/development/libraries/example-robot-data/default.nix
+++ b/pkgs/development/libraries/example-robot-data/default.nix
@@ -8,14 +8,14 @@
 
 stdenv.mkDerivation rec {
   pname = "example-robot-data";
-  version = "4.0.5";
+  version = "4.0.6";
 
   src = fetchFromGitHub {
     owner = "Gepetto";
     repo = pname;
     rev = "v${version}";
     fetchSubmodules = true;
-    sha256 = "sha256-KE+wmYlgETt6RtyN/BMApgS075/WtuhY+rM7YFkBH0E=";
+    hash = "sha256-X1BQGM7MMe753RMb/rVYv7kNnjk/q30u/VJARAXiTAI=";
   };
 
   strictDeps = true;