diff --git a/application/views/lehre/lehrauftrag/approveLehrauftragData.php b/application/views/lehre/lehrauftrag/approveLehrauftragData.php
index b3672e9b4..8b35ae235 100644
--- a/application/views/lehre/lehrauftrag/approveLehrauftragData.php
+++ b/application/views/lehre/lehrauftrag/approveLehrauftragData.php
@@ -254,7 +254,6 @@ $filterWidgetArray = array(
         layout: "fitColumns",           // fit columns to width of table
 	    responsiveLayout: "hide",       // hide columns that dont fit on the table    
 	    movableColumns: true,           // allows changing column 
-	    groupBy: "lektor",              // collapsable groups   
 	    headerFilterPlaceholder: " ",
         index: "row_index",             // assign specific column as unique id (important for row indexing)
         selectable: true,               // allow row selection
diff --git a/application/views/lehre/lehrauftrag/lehrauftragData.php b/application/views/lehre/lehrauftrag/lehrauftragData.php
index 030ccd7ca..a43ec6b9d 100644
--- a/application/views/lehre/lehrauftrag/lehrauftragData.php
+++ b/application/views/lehre/lehrauftrag/lehrauftragData.php
@@ -253,8 +253,7 @@ $filterWidgetArray = array(
         height: 700,   
         layout:"fitColumns",            // fit columns to width of table
 	    responsiveLayout:"hide",        // hide columns that dont fit on the table     
-	    movableColumns: true,           // allows changing column    
-	    groupBy: "lektor",              // collapsable groups   
+	    movableColumns: true,           // allows changing column     
 	    headerFilterPlaceholder: " ",
 	    index: "row_index",             // assign specific column as unique id (important for row indexing)
         selectable: true,               // allows row selection