diff --git a/overlays/unstable/claude-code/package-lock.json b/overlays/unstable/claude-code/package-lock.json
index fd8b9d8..42f51ee 100644
--- a/overlays/unstable/claude-code/package-lock.json
+++ b/overlays/unstable/claude-code/package-lock.json
@@ -6,13 +6,13 @@
   "packages": {
     "": {
       "dependencies": {
-        "@anthropic-ai/claude-code": "^1.0.57"
+        "@anthropic-ai/claude-code": "^1.0.80"
       }
     },
     "node_modules/@anthropic-ai/claude-code": {
-      "version": "1.0.57",
-      "resolved": "https://registry.npmjs.org/@anthropic-ai/claude-code/-/claude-code-1.0.57.tgz",
-      "integrity": "sha512-zMymGZzjG+JO9iKC5N5pAy8AxyHIMPCL6U3HYCR3vCj5M+Y0s3GAMma6GkvCXWFixRN6KSZItKw3HbQiaIBYlw==",
+      "version": "1.0.80",
+      "resolved": "https://registry.npmjs.org/@anthropic-ai/claude-code/-/claude-code-1.0.80.tgz",
+      "integrity": "sha512-OpJb8LZBYuQ21lmT71c65NwUKGtQiva8dyKmCIPWnRIXHDaZ/31zzpDqcxgONUKUiZrnHqoMXwEwWyPyhD0+dA==",
       "license": "SEE LICENSE IN README.md",
       "bin": {
         "claude": "cli.js"
diff --git a/overlays/unstable/claude-code/package.nix b/overlays/unstable/claude-code/package.nix
index 5853a61..04563d3 100644
--- a/overlays/unstable/claude-code/package.nix
+++ b/overlays/unstable/claude-code/package.nix
@@ -7,16 +7,16 @@
 
 buildNpmPackage rec {
   pname = "claude-code";
-  version = "1.0.69";
+  version = "1.0.80";
 
   nodejs = nodejs_20; # required for sandboxed Nix builds on Darwin
 
   src = fetchzip {
     url = "https://registry.npmjs.org/@anthropic-ai/claude-code/-/claude-code-${version}.tgz";
-    hash = "sha256-uZbe7N3FSAVxNxL7npujJcBFH6ZjnwDz327bZWN2IEM=";
+    hash = "sha256-o7fG0LnTR7fGxq4VP5393tcQZi0JtPOF8Gb2cUAsevA=";
   };
 
-  npmDepsHash = "sha256-TxKqpiPpxEfYowQswMrcWIotAdmLvHJyQ56vK39asNs=";
+  npmDepsHash = "sha256-9eVpQfcdiLyL6LWcBuVrd6XHQC5caZS9m8sNy9kaRyQ=";
 
   postPatch = ''
     cp ${./package-lock.json} package-lock.json
@@ -28,11 +28,9 @@ buildNpmPackage rec {
 
   # `claude-code` tries to auto-update by default, this disables that functionality.
   # https://docs.anthropic.com/en/docs/agents-and-tools/claude-code/overview#environment-variables
-  # The DEV=true env var causes claude to crash with `TypeError: window.WebSocket is not a constructor`
   postInstall = ''
     wrapProgram $out/bin/claude \
-      --set DISABLE_AUTOUPDATER 1 \
-      --unset DEV
+      --set DISABLE_AUTOUPDATER 1
   '';
 
   passthru.updateScript = ./update.sh;