diff --git a/packages/wxt/e2e/tests/zip.test.ts b/packages/wxt/e2e/tests/zip.test.ts
index 713ad68ab..fcacc07dc 100644
--- a/packages/wxt/e2e/tests/zip.test.ts
+++ b/packages/wxt/e2e/tests/zip.test.ts
@@ -66,7 +66,7 @@ describe('Zipping', () => {
           "flatten": "1.0.3"
         },
         "resolutions": {
-          "flatten@1.0.3": "file://./.wxt/local_modules/flatten-1.0.3.tgz"
+          "flatten@1.0.3": "file:./.wxt/local_modules/flatten-1.0.3.tgz"
         }
       }"
     `);
diff --git a/packages/wxt/src/core/zip.ts b/packages/wxt/src/core/zip.ts
index de7b17b6f..6ad8589b9 100644
--- a/packages/wxt/src/core/zip.ts
+++ b/packages/wxt/src/core/zip.ts
@@ -198,7 +198,7 @@ function addOverridesToPackageJson(
   };
   Object.entries(overrides).forEach(([key, absolutePath]) => {
     newPackage[wxt.pm.overridesKey][key] =
-      'file://./' + normalizePath(path.relative(packageJsonDir, absolutePath));
+      'file:./' + normalizePath(path.relative(packageJsonDir, absolutePath));
   });
   return JSON.stringify(newPackage, null, 2);
 }