diff --git a/extensions/copilot/package-lock.json b/extensions/copilot/package-lock.json
index df5570d9811512..3655bd5263de19 100644
--- a/extensions/copilot/package-lock.json
+++ b/extensions/copilot/package-lock.json
@@ -51,7 +51,7 @@
 				"lru-cache": "^11.1.0",
 				"markdown-it": "^14.1.1",
 				"minimatch": "^10.2.1",
-				"undici": "^7.24.1",
+				"undici": "^7.29.0",
 				"vscode-tas-client": "^0.1.84",
 				"web-tree-sitter": "^0.23.0"
 			},
@@ -18053,9 +18053,9 @@
 			"license": "MIT"
 		},
 		"node_modules/undici": {
-			"version": "7.24.1",
-			"resolved": "https://registry.npmjs.org/undici/-/undici-7.24.1.tgz",
-			"integrity": "sha512-5xoBibbmnjlcR3jdqtY2Lnx7WbrD/tHlT01TmvqZUFVc9Q1w4+j5hbnapTqbcXITMH1ovjq/W7BkqBilHiVAaA==",
+			"version": "7.29.0",
+			"resolved": "https://registry.npmjs.org/undici/-/undici-7.29.0.tgz",
+			"integrity": "sha512-IDxfleLmmbSskfWSUATiN1nfn2rDuvnMOqb5CWR92iIfojA0Ud+ulOAAEQ57LPr9rWmsreUyf5lwyao+7GNNVw==",
 			"license": "MIT",
 			"engines": {
 				"node": ">=20.18.1"
diff --git a/extensions/copilot/package.json b/extensions/copilot/package.json
index a12de99ce35eb1..ac4e682a092dbf 100644
--- a/extensions/copilot/package.json
+++ b/extensions/copilot/package.json
@@ -6746,7 +6746,7 @@
 		"lru-cache": "^11.1.0",
 		"markdown-it": "^14.1.1",
 		"minimatch": "^10.2.1",
-		"undici": "^7.24.1",
+		"undici": "^7.29.0",
 		"vscode-tas-client": "^0.1.84",
 		"web-tree-sitter": "^0.23.0"
 	},