nextTick()

diff --git a/data/data.js b/data/data.js
index ebe5f19..beacbfe 100644
--- a/data/data.js
+++ b/data/data.js
@@ -407,26 +407,32 @@ Dataset.prototype.validate = function(dataVersion, schemaVersion, cb) {
                             var start = new Date().getTime();
                             var totalcount = 0;
                             var errorcount = 0;
-                            for (row in result) {
-                                totalcount += 1; 
-                                var data = result[row].doc;
-                                var report = env.validate(data, schema);
-                                if (report.errors.length) {
-                                    errorcount += 1;
-                                    report.errors.forEach(function(err) {
-                                        validation.errors.push('Error: ' + [report.instance.resolveURI(err.uri), err.message].join(' : '));
-                                    });
-                                }
+                            var keys = Object.keys(result);
+                            var key = null;
+                            var data = {};
+                            if (key = keys.shift()) {
+                                process.nextTick(function() {
+                                    data = result[key].doc;
+                                    var report = env.validate(data, schema);
+                                    if (report.errors.length) {
+                                        errorcount += 1;
+                                        report.errors.forEach(function(err) {
+                                            validation.errors.push('Error: ' + [report.instance.resolveURI(err.uri), err.message].join(' : '));
+                                        });
+                                    }
+                                });
+                            }
+                            else {
+                                validation.totalcount = totalcount;
+                                validation.errorcount = errorcount;
+                                var end = new Date().getTime();
+                                validation.ran = start;
+                                validation.runtime = (end - start) / 1000;
+                                var combo = dataVersion + '+' + schemaVersion;
+                                that.setValidationResults(combo, {});
+                                that.save();
+                                cb(validation);
                             }
-                            validation.totalcount = totalcount;
-                            validation.errorcount = errorcount;
-                            var end = new Date().getTime();
-                            validation.ran = start;
-                            validation.runtime = (end - start) / 1000;
-                            var combo = dataVersion + '+' + schemaVersion;
-                            that.setValidationResults(combo, {});
-                            that.save();
-                            cb(validation);
                         }
                     });
                 }