diff --git a/lodash.src.js b/lodash.src.js
index c3f7abe28..fbe4958fb 100644
--- a/lodash.src.js
+++ b/lodash.src.js
@@ -11037,7 +11037,7 @@
           whileName = methodName + 'While';
 
       LazyWrapper.prototype[methodName] = function(n) {
-        n = n == null ? 1 : nativeMax(+n || 0, 0);
+        n = n == null ? 1 : nativeMax(floor(n) || 0, 0);
 
         var result = this.clone();
         if (result.__filtered__) {
diff --git a/test/test.js b/test/test.js
index 8d79e8f8c..5f230f23a 100644
--- a/test/test.js
+++ b/test/test.js
@@ -12044,7 +12044,7 @@
       notStrictEqual(actual, array);
     });
 
-    test('should work in a lazy chain sequence', 12, function() {
+    test('should work in a lazy chain sequence', 18, function() {
       if (!isNpm) {
         var wrapped = _(array);
 
@@ -12063,9 +12063,16 @@
 
         deepEqual(wrapped.slice(0, 1).value(), [1]);
         deepEqual(wrapped.slice(NaN, '1').value(), [1]);
+
+        deepEqual(wrapped.slice(0.1, 1.1).value(), [1]);
+        deepEqual(wrapped.slice('0', 1).value(), [1]);
+        deepEqual(wrapped.slice(0, '1').value(), [1]);
+        deepEqual(wrapped.slice('1').value(), [2, 3]);
+        deepEqual(wrapped.slice(NaN, 1).value(), [1]);
+        deepEqual(wrapped.slice(1, NaN).value(), []);
       }
       else {
-        skipTest(12);
+        skipTest(18);
       }
     });
   }());