diff --git a/index.js b/index.js
index 382d701a9..70cfc704a 100644
--- a/index.js
+++ b/index.js
@@ -49,6 +49,7 @@ exports.find = function (src, opts) {
     function visit(node, st, c) {
         var hasRequire = wordRe.test(src.slice(node.start, node.end));
         if (!hasRequire) return;
+        if (isBundledDefinition(node)) return;
         walk.base[node.type](node, st, c);
         if (node.type !== 'CallExpression') return;
         if (isRequire(node)) {
@@ -75,6 +76,20 @@ exports.find = function (src, opts) {
         Statement: visit,
         Expression: visit
     });
+
+    // Detect `require` redefinitions in function parameter lists, like
+    // in `{0:[function(require,module,exports){` generated by browser-pack.
+    // This is a simple way to address the 99% case without doing full scope analysis
+    function isBundledDefinition(node) {
+        if (node.type !== 'ObjectExpression') return false;
+        if (node.properties.length < 1) return false;
+        var arr = node.properties[0].value;
+        if (arr.type !== 'ArrayExpression') return false;
+        if (arr.elements.length < 2) return false;
+        if (arr.elements[0].type !== 'FunctionExpression') return false;
+        var fn = arr.elements[0];
+        return fn.params.length > 0 && fn.params[0].type === 'Identifier' && fn.params[0].name === word;
+    }
     
     return modules;
 };
diff --git a/test/files/scope.js b/test/files/scope.js
new file mode 100644
index 000000000..b94d787ac
--- /dev/null
+++ b/test/files/scope.js
@@ -0,0 +1,12 @@
+(function(modules){
+    modules[1](function(i){return modules[i]()})
+})({1:[function (require,module,exports) {
+    require('./y') // inside a bundle; should not be detected
+},{'./y':2}],2:function(require,module,exports){
+    console.log("abc")
+}})
+
+(function (require) {
+    require('./x'); // not inside a bundle; should be detected
+}(require)); // (because someone might do this)
+require('./z')
diff --git a/test/scope.js b/test/scope.js
new file mode 100644
index 000000000..3ffebca02
--- /dev/null
+++ b/test/scope.js
@@ -0,0 +1,9 @@
+var test = require('tap').test;
+var detective = require('../');
+var fs = require('fs');
+var src = fs.readFileSync(__dirname + '/files/scope.js');
+
+test('scope', function (t) {
+    t.plan(1);
+    t.deepEqual(detective(src), [ './x', './z' ]);
+});