diff --git a/Marco.Pms.Services/Controllers/MasterController.cs b/Marco.Pms.Services/Controllers/MasterController.cs
index 1096484..c646e28 100644
--- a/Marco.Pms.Services/Controllers/MasterController.cs
+++ b/Marco.Pms.Services/Controllers/MasterController.cs
@@ -62,6 +62,23 @@ namespace Marco.Pms.Services.Controllers
             return Ok(ApiResponse<object>.SuccessResponse(activityMaster, "Activity created successfully", 200));
         }
 
+        [HttpPost("edit{id}")]
+        public async Task<IActionResult> UpdateActivity(int id, [FromBody] CreateActivityMasterDto createActivity)
+        {
+            var tenantId = _userHelper.GetTenantId();
+            var employee = await _userHelper.GetCurrentEmployeeAsync();
+            ActivityMaster? activity = await _context.ActivityMasters.FirstOrDefaultAsync(x => x.Id == id);
+            if (activity != null) { 
+                activity.ActivityName = activity.ActivityName;
+                activity.UnitOfMeasurement = createActivity.UnitOfMeasurement;
+                activity.TenantId = tenantId;
+                await _context.SaveChangesAsync();
+                return Ok(ApiResponse<object>.SuccessResponse(activity, "Activity updated successfully", 200));
+            }
+            
+            return NotFound(ApiResponse<object>.ErrorResponse("Activity no found", "Activity no found", 404));
+        }
+
         [HttpPost("edit{id}")]
         public async Task<IActionResult> UpdateActivity(int id, [FromBody] CreateActivityMasterDto createActivity)
         {