diff --git a/build.js b/build.js
index 09688ab0f..151559601 100755
--- a/build.js
+++ b/build.js
@@ -1128,6 +1128,13 @@
           '  }'
         ].join('\n'));
 
+        // replace `_.isFinite`
+        source = source.replace(/^( +)function isFinite[\s\S]+?\n\1}/m, [
+          '  function isFinite(value) {',
+          '    return nativeIsFinite(value) && toString.call(value) == numberClass;',
+          '  }'
+        ].join('\n'));
+
         // replace `_.omit`
         source = source.replace(/^( +)function omit[\s\S]+?\n\1}/m, [
           '  function omit(object) {',
diff --git a/lodash.underscore.min.js b/lodash.underscore.min.js
index 01ab01ca9..71fd3feb4 100644
--- a/lodash.underscore.min.js
+++ b/lodash.underscore.min.js
@@ -4,27 +4,27 @@
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+t=e.apply(this,arguments),e=r,t)}},l.pairs=function(e){var t=[];return a(e,function(e,n){t.push([n,e])}),t},l.pick=function(e){for(var t=0,n=nt.apply(V,arguments),r=n.length,i={};++t<r;){var s=n[t];s in e&&(i[s]=e[s])}return i},l.pluck=M,l.random=function(e,t){return e==r&&t==r&&(t=1),e=+e||0,t==r&&(t=e,e=0),e+rt(dt()*((+t||0)-e+1))},l.range=function(e,t,n){e=+e||0,n=+n||1,t==r&&(t=e,e=0);for(var i=-1,t=ht(0,tt((t-e)/n)),s=Array(t);++i<t;)s[i]=e,e+=n;return s},l.reduce=_,l.reduceRight=D,l.reject=
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+),function(e){var t=V[e];l.prototype[e]=function(){var e=this.__wrapped__;return t.apply(e,arguments),St&&e.length===0&&delete e[0],this.__chain__&&(e=new l(e),e.__chain__=n),e}}),s(["concat","join","slice"],function(e){var t=V[e];l.prototype[e]=function(){var e=t.apply(this.__wrapped__,arguments);return this.__chain__&&(e=new l(e),e.__chain__=n),e}}),W?"object"==typeof module&&module&&module.exports==W?(module.exports=l)._=l:W._=l:e._=l})(this);
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diff --git a/test/test-build.js b/test/test-build.js
index 28c0161dd..1212aad7f 100644
--- a/test/test-build.js
+++ b/test/test-build.js
@@ -639,24 +639,25 @@
         equal(lodash.contains([1, 2, 3], 1, 2), true, '_.contains should ignore `fromIndex`: ' + basename);
         equal(lodash.every([true, false, true]), false, '_.every: ' + basename);
 
-        object = { 'length': 0, 'splice': Array.prototype.splice };
-        equal(lodash.isEmpty(object), false, '_.isEmpty: ' + basename);
-
         var actual = lodash.forEach(array, function(value) {
           last = value;
           return false;
         });
 
         equal(last.value, 2, '_.forEach should not exit early: ' + basename);
-        equal(actual, undefined, '_.forEach should return undefined: ' + basename);
+        equal(actual, undefined, '_.forEach should return `undefined`: ' + basename);
+
+        object = { 'length': 0, 'splice': Array.prototype.splice };
+        equal(lodash.isEmpty(object), false, '_.isEmpty should return `false` for jQuery/MooTools DOM query collections: ' + basename);
+        equal(lodash.isFinite('2'), false, '_.isFinite should return `false` for numeric string values: ' + basename);
 
         // avoid issues comparing objects with `deepEqual`
         object = { 'a': 1, 'b': 2, 'c': 3 };
         var actual = lodash.omit(object, function(value) { return value == 3; });
-        deepEqual(_.keys(actual).sort(), ['a', 'b', 'c'], '_.omit: ' + basename);
+        deepEqual(_.keys(actual).sort(), ['a', 'b', 'c'], '_.omit should not accept a `callback`: ' + basename);
 
         actual = lodash.pick(object, function(value) { return value != 3; });
-        deepEqual(_.keys(actual), [], '_.pick: ' + basename);
+        deepEqual(_.keys(actual), [], '_.pick should not accept a `callback`: ' + basename);
 
         equal(lodash.some([false, true, false]), true, '_.some: ' + basename);
         equal(lodash.template('${a}', object), '${a}', '_.template should ignore ES6 delimiters: ' + basename);