diff --git a/package-lock.json b/package-lock.json
index 3921d2e1..c0cec25f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -887,9 +887,9 @@
       "link": true
     },
     "node_modules/@google/genai": {
-      "version": "0.13.0",
-      "resolved": "https://registry.npmjs.org/@google/genai/-/genai-0.13.0.tgz",
-      "integrity": "sha512-eaEncWt875H7046T04mOpxpHJUM+jLIljEf+5QctRyOeChylE/nhpwm1bZWTRWoOu/t46R9r+PmgsJFhTpE7tQ==",
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@google/genai/-/genai-1.0.1.tgz",
+      "integrity": "sha512-qf8sq9vpuKUeBKukAn43z2eC1I/Jw63b9wo6O+1x3EIroF3oDouJOtW1AzwvfO+9gzCPfLjuCUONhMKiBC8vkQ==",
       "license": "Apache-2.0",
       "dependencies": {
         "google-auth-library": "^9.14.2",
@@ -898,7 +898,10 @@
         "zod-to-json-schema": "^3.22.4"
       },
       "engines": {
-        "node": ">=18.0.0"
+        "node": ">=20.0.0"
+      },
+      "peerDependencies": {
+        "@modelcontextprotocol/sdk": "^1.11.0"
       }
     },
     "node_modules/@google/genai/node_modules/ws": {
@@ -10487,7 +10490,7 @@
       "name": "@gemini-code/server",
       "version": "0.1.0",
       "dependencies": {
-        "@google/genai": "^0.13.0",
+        "@google/genai": "^1.0.1",
         "@modelcontextprotocol/sdk": "^1.11.0",
         "diff": "^7.0.0",
         "dotenv": "^16.4.7",
diff --git a/packages/server/package.json b/packages/server/package.json
index fa5cd247..a9bb8f94 100644
--- a/packages/server/package.json
+++ b/packages/server/package.json
@@ -22,7 +22,7 @@
     "dist"
   ],
   "dependencies": {
-    "@google/genai": "^0.13.0",
+    "@google/genai": "^1.0.1",
     "@modelcontextprotocol/sdk": "^1.11.0",
     "diff": "^7.0.0",
     "dotenv": "^16.4.7",
diff --git a/packages/server/src/tools/edit.test.ts b/packages/server/src/tools/edit.test.ts
index 016e31bf..88216d53 100644
--- a/packages/server/src/tools/edit.test.ts
+++ b/packages/server/src/tools/edit.test.ts
@@ -108,12 +108,12 @@ describe('EditTool', () => {
         const problematicSnippet =
           snippetMatch && snippetMatch[1] ? snippetMatch[1] : '';
 
-        if (schema.properties?.corrected_target_snippet) {
+        if (((schema as any).properties as any)?.corrected_target_snippet) {
           return Promise.resolve({
             corrected_target_snippet: problematicSnippet,
           });
         }
-        if (schema.properties?.corrected_new_string) {
+        if (((schema as any).properties as any)?.corrected_new_string) {
           // For new_string correction, we might need more sophisticated logic,
           // but for now, returning original is a safe default if not specified by a test.
           const originalNewStringMatch = promptText.match(