diff --git a/fhem/CHANGED b/fhem/CHANGED
index c61c1d439..b8c613f0d 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,5 +1,7 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+  - bugfix:  contrib/Widgets/DateTimePicker/fhemweb_datetime.js: 
+             - added set parameter to ID to differentiate datetime widgets
   - new   :  74_XiaomiFlowerSens, to retrieves data from a Xiaomi Flower Monitor
   - update:  73_NUKIBridge, 74_NUKIDevice
              set Commands are filtered by Attributs,better check alive function
diff --git a/fhem/contrib/Widgets/DateTimePicker/fhemweb_datetime.js b/fhem/contrib/Widgets/DateTimePicker/fhemweb_datetime.js
index 802040d0c..151cabaf3 100644
--- a/fhem/contrib/Widgets/DateTimePicker/fhemweb_datetime.js
+++ b/fhem/contrib/Widgets/DateTimePicker/fhemweb_datetime.js
@@ -7,9 +7,11 @@ FW_datetimeCreate(elName, devName, vArr, currVal, set, params, cmd)
 {
   if(!vArr.length || vArr[0] != "datetime" || (params && params.length))
     return undefined;
-   
+  
+  var widgetId = "datetimepicker-"+devName+"-"+set;
+  
   var newEl = $("<div style='display:inline-block'>").get(0);
-  $(newEl).append('<input type="text" id="datetimepicker'+devName+'" onfocus="blur();" >');
+  $(newEl).append('<input type="text" id="'+widgetId+'" onfocus="blur();" >');
   var inp = $(newEl).find("input");
   if(elName)
     $(inp).attr("name", elName);
@@ -39,7 +41,7 @@ FW_datetimeCreate(elName, devName, vArr, currVal, set, params, cmd)
        format:"d.m.Y H:i",
        onClose: function(current_time,$input){
                     console.log("set data");
-                    $('#datetimepicker'+devName).blur();
+                    $("#"+widgetId).blur();
                 ;}
       };
 
@@ -99,7 +101,7 @@ FW_datetimeCreate(elName, devName, vArr, currVal, set, params, cmd)
     loadScript("pgm2/jquery.datetimepicker.js");
     
     $(newEl).click(function(){
-      $('#datetimepicker'+devName).datetimepicker(options);   
+      $("#"+widgetId).datetimepicker(options);   
   });
   }