diff --git a/server/AyaNova/Controllers/ScheduleController.cs b/server/AyaNova/Controllers/ScheduleController.cs
index 41bbc3a5..776efde2 100644
--- a/server/AyaNova/Controllers/ScheduleController.cs
+++ b/server/AyaNova/Controllers/ScheduleController.cs
@@ -83,6 +83,48 @@ namespace AyaNova.Api.Controllers
             return Ok(ApiOkResponse.Response(r));
         }
 
+        /// <summary>
+        /// Adjust a schedule item's start / end timestamp
+        /// </summary>
+        /// <param name="ad">Adjustment parameters parameters</param>
+        /// <param name="apiVersion">From route path</param>
+        /// <returns>Error or OK response</returns>
+        [HttpPost("adjust")]
+        public async Task<IActionResult> PostPersonalSchedule([FromBody] ScheduleItemAdjustParams ad, ApiVersion apiVersion)
+        {
+            if (!serverState.IsOpen)
+                return StatusCode(503, new ApiErrorResponse(serverState.ApiErrorCode, null, serverState.Reason));
+            if (!ModelState.IsValid)
+                return BadRequest(new ApiErrorResponse(ModelState));
+
+            switch (ad.Type)
+            {
+                case AyaType.WorkOrderItemScheduledUser:
+                    {
+                        WorkOrderBiz biz = WorkOrderBiz.GetBiz(ct, HttpContext);
+                        if (!Authorized.HasModifyRole(HttpContext.Items, AyaType.WorkOrderItemScheduledUser) || biz.UserIsRestrictedType)
+                            return StatusCode(403, new ApiNotAuthorizedResponse());
+                        var o = await biz.ScheduledUserPutNewScheduleTimeAsync(ad);
+                        if (o == false)
+                        {
+                            if (biz.Errors.Exists(z => z.Code == ApiErrorCode.CONCURRENCY_CONFLICT))
+                                return StatusCode(409, new ApiErrorResponse(biz.Errors));
+                            else
+                                return BadRequest(new ApiErrorResponse(biz.Errors));
+                        }
+                    }
+                    break;
+                default:
+                    return BadRequest(new ApiErrorResponse(ApiErrorCode.VALIDATION_INVALID_VALUE, "Type", "Type not supported for adjustment"));
+            }
+
+            //a-ok response
+            return Ok(ApiOkResponse.Response(true));
+        }
+
+
+
+        //#### UTILITY METHODS ##############
         private static PersonalScheduleListItem MakeWOSchedItem(ViewSchedulePersonalWorkOrder v, PersonalScheduleParams p)
         {
             var s = new PersonalScheduleListItem();
@@ -176,8 +218,9 @@ namespace AyaNova.Api.Controllers
             public string TextColor { get; set; }
             public AyaType Type { get; set; }
             public long Id { get; set; }
-
         }
+
+
         //------------
 
 
diff --git a/server/AyaNova/biz/WorkOrderBiz.cs b/server/AyaNova/biz/WorkOrderBiz.cs
index 18037fc5..5926736f 100644
--- a/server/AyaNova/biz/WorkOrderBiz.cs
+++ b/server/AyaNova/biz/WorkOrderBiz.cs
@@ -4868,6 +4868,42 @@ namespace AyaNova.Biz
             return putObject;
         }
 
+        ////////////////////////////////////////////////////////////////////////////////////////////////
+        //UPDATE schedule only
+        //       
+        internal async Task<bool> ScheduledUserPutNewScheduleTimeAsync(ScheduleItemAdjustParams p)
+        {
+            WorkOrderItemScheduledUser dbObject = await ct.WorkOrderItemScheduledUser.SingleOrDefaultAsync(z => z.Id == p.Id);
+            if (dbObject == null)
+            {
+                AddError(ApiErrorCode.NOT_FOUND, "id");
+                return false;
+            }
+
+            dbObject.StartDate = p.Start;
+            dbObject.StopDate = p.End;
+
+            await ScheduledUserValidateAsync(dbObject, dbObject);
+            if (HasErrors) return false;
+            // ct.Replace(dbObject, putObject);
+            try
+            {
+                await ct.SaveChangesAsync();
+            }
+            catch (DbUpdateConcurrencyException)
+            {
+                if (!await ScheduledUserExistsAsync(dbObject.Id))
+                    AddError(ApiErrorCode.NOT_FOUND);
+                else
+                    AddError(ApiErrorCode.CONCURRENCY_CONFLICT);
+                return false;
+            }
+            await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, dbObject.Id, dbObject.AyaType, AyaEvent.Modified), ct);
+            await ScheduledUserPopulateVizFields(dbObject);
+            await ScheduledUserHandlePotentialNotificationEvent(AyaEvent.Modified, dbObject, dbObject);
+            return true;
+        }
+
         ////////////////////////////////////////////////////////////////////////////////////////////////
         //DELETE
         //
diff --git a/server/AyaNova/models/dto/ScheduleItemAdjustParams.cs b/server/AyaNova/models/dto/ScheduleItemAdjustParams.cs
new file mode 100644
index 00000000..b8a50b39
--- /dev/null
+++ b/server/AyaNova/models/dto/ScheduleItemAdjustParams.cs
@@ -0,0 +1,13 @@
+using System;
+using AyaNova.Biz;
+
+namespace AyaNova.Models
+{
+ public class ScheduleItemAdjustParams
+        {
+            public AyaType Type { get; set; }
+            public long Id { get; set; }
+            public DateTime Start { get; set; }
+            public DateTime End { get; set; }
+        }
+}
\ No newline at end of file