diff --git a/src/Squidex/app/features/schemas/pages/schemas/schemas-page.component.html b/src/Squidex/app/features/schemas/pages/schemas/schemas-page.component.html
index 6937a336c..e3de6a862 100644
--- a/src/Squidex/app/features/schemas/pages/schemas/schemas-page.component.html
+++ b/src/Squidex/app/features/schemas/pages/schemas/schemas-page.component.html
@@ -37,7 +37,7 @@
                                 </span>
                             </div>
                             <div class="col-xs-4 schema-col-right">
-                                <span class="schema-modified">{{schema.lastModified.toLocal() | fromNow}}</span>
+                                <span class="schema-modified">{{schema.lastModified | fromNow}}</span>
                             </div>
                         </div>
                     </div>
diff --git a/src/Squidex/app/framework/utils/date-time.spec.ts b/src/Squidex/app/framework/utils/date-time.spec.ts
index c79345186..d9ba55797 100644
--- a/src/Squidex/app/framework/utils/date-time.spec.ts
+++ b/src/Squidex/app/framework/utils/date-time.spec.ts
@@ -82,31 +82,24 @@ describe('DateTime', () => {
     });
 
     it('should print to formatted string', () => {
-        const value = DateTime.parseISO_UTC('2013-10-16T12:13:14');
-        const actual = value.toStringFormat('hh:mm');
+        const value = DateTime.parseISO('2013-10-16T12:13:14');
         const expected = '12:13';
 
-        expect(actual).toEqual(expected);
+        expect(value.toStringFormat('HH:mm')).toEqual(expected);
     });
 
     it('should print to iso string', () => {
         const value = DateTime.parseISO_UTC('2013-10-16T12:13:14');
-        const actual = value.toString().substr(0, 19);
-        const expected = '2013-10-16T12:13:14';
+        const expected = '2013-10-16T12:13:14.000Z';
 
-        expect(actual).toEqual(expected);
+        expect(value.toISOString()).toEqual(expected);
     });
 
     it('should print to from now string', () => {
         const value = DateTime.now().addMinutes(-4);
+        const expected = '4 minutes ago';
 
-        expect(value.toFromNow()).toBe('4 minutes ago');
-    });
-
-    it('should print to valid utc string', () => {
-        const value = DateTime.parseISO_UTC('2013-10-16T12:13:14');
-
-        expect(value.toUTCString()).toBeDefined();
+        expect(value.toFromNow()).toBe(expected);
     });
 
     it('should print from format with underscore', () => {
@@ -127,7 +120,7 @@ describe('DateTime', () => {
         const actual = DateTime.parseISO_UTC('2013-10-16T12:13:14.125').date.firstOfMonth();
         const expected = DateTime.parseISO_UTC('2013-10-01');
 
-        expect(actual).toEqual(expected);
+        expect(actual.toISOString()).toEqual(expected.toISOString());
     });
 
     it('should add various offsets to date time', () => {
diff --git a/src/Squidex/app/framework/utils/date-time.ts b/src/Squidex/app/framework/utils/date-time.ts
index 8fc266420..ad7758189 100644
--- a/src/Squidex/app/framework/utils/date-time.ts
+++ b/src/Squidex/app/framework/utils/date-time.ts
@@ -51,7 +51,7 @@ export class DateTime {
     public get date(): DateTime {
         const clone = this.cloneDate();
 
-        clone.setHours(0, 0, 0, 0);
+        clone.setUTCHours(0, 0, 0, 0);
 
         return new DateTime(clone);
     }
@@ -119,7 +119,7 @@ export class DateTime {
         const parsedMoment = moment.utc(value, format);
 
         if (parsedMoment.isValid()) {
-            return new DateTime(new Date(parsedMoment.valueOf() - parsedMoment.local().utcOffset() * 60 * 1000));
+            return new DateTime(new Date(parsedMoment.valueOf()));
         } else {
             throw `${value} is not a valid date time string`;
         }
@@ -160,7 +160,7 @@ export class DateTime {
     }
 
     public firstOfMonth(): DateTime {
-        const monthStart = new Date(this.year, this.month - 1, 1);
+        const monthStart = new Date(Date.UTC(this.year, this.month - 1, 1));
 
         return new DateTime(monthStart);
     }
@@ -168,7 +168,7 @@ export class DateTime {
     public addYears(value: number): DateTime {
         const clone = this.cloneDate();
 
-        clone.setFullYear(clone.getFullYear() + value, clone.getMonth(), clone.getDay());
+        clone.setFullYear(clone.getUTCFullYear() + value, clone.getUTCMonth(), clone.getUTCDay());
 
         return new DateTime(clone);
     }
@@ -176,7 +176,7 @@ export class DateTime {
     public addMonths(value: number): DateTime {
         const clone = this.cloneDate();
 
-        clone.setMonth(clone.getMonth() + value, clone.getDate());
+        clone.setMonth(clone.getUTCMonth() + value, clone.getUTCDate());
 
         return new DateTime(clone);
     }
@@ -184,7 +184,7 @@ export class DateTime {
     public addDays(value: number): DateTime {
         const clone = this.cloneDate();
 
-        clone.setDate(clone.getDate() + value);
+        clone.setDate(clone.getUTCDate() + value);
 
         return new DateTime(clone);
     }
@@ -221,12 +221,8 @@ export class DateTime {
         return new DateTime(clone);
     }
 
-    public toUTCString(): string {
-        return this.value.toUTCString();
-    }
-
-    public toString(): string {
-        return moment(this.value).format();
+    public toISOString(): string {
+        return moment(this.value).toISOString();
     }
 
     public toStringFormat(format: string): string {
@@ -234,6 +230,6 @@ export class DateTime {
     }
 
     public toFromNow(): string {
-        return moment(this.value).fromNow();
+        return moment.utc(this.value).fromNow();
     }
 }
\ No newline at end of file
diff --git a/src/Squidex/app/shared/components/history.component.html b/src/Squidex/app/shared/components/history.component.html
index a62889799..232b81bb9 100644
--- a/src/Squidex/app/shared/components/history.component.html
+++ b/src/Squidex/app/shared/components/history.component.html
@@ -19,7 +19,7 @@
                     <div class="event-message">
                         <span class="event-actor user-ref">{{actorName(event.actor) | async}}</span> <span [innerHTML]="format(event.message) | async"></span>
                     </div>
-                    <div class="event-created">{{event.created.toLocal() | fromNow}}</div>
+                    <div class="event-created">{{event.created | fromNow}}</div>
                 </div>
             </div>            
         </div>