diff --git a/package-lock.json b/package-lock.json
index d6bcf625b..2579da39f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3655,6 +3655,7 @@
             "version": "0.30.21",
             "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-0.30.21.tgz",
             "integrity": "sha512-vd2F4YUyEXKGcLHoq+TEyCjxueSeHnFxyyjNp80yg0XV4vUhnDer/lvvlqM/arB5bXQN5K2/3oinyCRyx8T2CQ==",
+            "dev": true,
             "license": "MIT",
             "dependencies": {
                 "@jridgewell/sourcemap-codec": "^1.5.5"
@@ -5678,7 +5679,7 @@
             "devDependencies": {
                 "@microsoft/api-extractor": "^7.58.9",
                 "@rollup/plugin-terser": "^1.0.0",
-                "magic-string": "^0.30.21",
+                "magic-string": "^1.0.0",
                 "rollup-plugin-license": "^3.7.0",
                 "rollup-plugin-node-externals": "^9.0.1",
                 "typescript": "^6.0.3",
@@ -5686,6 +5687,16 @@
                 "vitest": "^4.1.10"
             }
         },
+        "packages/tooling/node_modules/magic-string": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-1.0.0.tgz",
+            "integrity": "sha512-CGvjzMN08iv6w1mm4/x3Gh1hLb4VnyRUA15FFpl6CsCIGGoe36k7kY5KNz9QDbSBN5I/fWHM6ZlIkUTa5xdUEA==",
+            "dev": true,
+            "license": "MIT",
+            "dependencies": {
+                "@jridgewell/sourcemap-codec": "^1.5.5"
+            }
+        },
         "packages/tooling/node_modules/typescript": {
             "version": "6.0.3",
             "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
@@ -5727,7 +5738,7 @@
             "version": "1.9.0",
             "license": "MPL-2.0",
             "dependencies": {
-                "magic-string": "^0.30.21"
+                "magic-string": "^1.0.0"
             },
             "devDependencies": {
                 "@biomejs/biome": "^2.5.0",
@@ -5748,6 +5759,15 @@
                 "vite": "^7 || ^8"
             }
         },
+        "packages/vite/node_modules/magic-string": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-1.0.0.tgz",
+            "integrity": "sha512-CGvjzMN08iv6w1mm4/x3Gh1hLb4VnyRUA15FFpl6CsCIGGoe36k7kY5KNz9QDbSBN5I/fWHM6ZlIkUTa5xdUEA==",
+            "license": "MIT",
+            "dependencies": {
+                "@jridgewell/sourcemap-codec": "^1.5.5"
+            }
+        },
         "packages/vite/node_modules/typescript": {
             "version": "6.0.3",
             "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
diff --git a/packages/tooling/package.json b/packages/tooling/package.json
index 694479850..d486c2242 100644
--- a/packages/tooling/package.json
+++ b/packages/tooling/package.json
@@ -12,7 +12,7 @@
     "devDependencies": {
         "@microsoft/api-extractor": "^7.58.9",
         "@rollup/plugin-terser": "^1.0.0",
-        "magic-string": "^0.30.21",
+        "magic-string": "^1.0.0",
         "rollup-plugin-license": "^3.7.0",
         "rollup-plugin-node-externals": "^9.0.1",
         "typescript": "^6.0.3",
diff --git a/packages/vite/package.json b/packages/vite/package.json
index b44d9cfc2..e2b1488b8 100644
--- a/packages/vite/package.json
+++ b/packages/vite/package.json
@@ -44,7 +44,7 @@
         "test-web": "npm run test"
     },
     "dependencies": {
-        "magic-string": "^0.30.21"
+        "magic-string": "^1.0.0"
     },
     "peerDependencies": {
         "vite": "^7 || ^8"