diff --git a/LCU/Maintenance/MDB_WebView/maintenancedb_view/src/components/StationTestSummary.js b/LCU/Maintenance/MDB_WebView/maintenancedb_view/src/components/StationTestSummary.js
index 3a345d78a2002af1bc4c57f2cceb0324cc5996a7..dcc8961647418a5eb11e517ed1c5605472e2ffd1 100644
--- a/LCU/Maintenance/MDB_WebView/maintenancedb_view/src/components/StationTestSummary.js
+++ b/LCU/Maintenance/MDB_WebView/maintenancedb_view/src/components/StationTestSummary.js
@@ -49,7 +49,7 @@ class STSRow extends Component {
 
 class ToolBar extends Component {
 
-    onErrorsOnlyClick(selected)  {
+    onErrorsOnlyClick = () => {
         this.props.onChange('allErrorTypes', !this.props.allErrorTypes );
     }
 
@@ -57,8 +57,8 @@ class ToolBar extends Component {
         return (
             <div className="sts-toolbar">
                 { this.props.allErrorTypes
-                    ? <Button color="info" size="xs" onClick={() => this.onErrorsOnlyClick()} active>All types</Button>
-                    : <Button color="info" size="xs" onClick={() => this.onErrorsOnlyClick()}>All types</Button>
+                    ? <Button color="info" size="xs" onClick={this.onErrorsOnlyClick} active>All types</Button>
+                    : <Button color="info" size="xs" onClick={this.onErrorsOnlyClick}>All types</Button>
                 }
             </div>
         );
@@ -78,7 +78,7 @@ class StationTestSummaryC extends Component {
     };
 
     /* Handle changes of selected filters in the ToolBar */
-    onToolbarChange(key, value) {
+    onToolbarChange = (key, value) => {
         let obj = {};
         obj[key] = value;
         this.setState(obj);
@@ -160,7 +160,7 @@ class StationTestSummaryC extends Component {
             <React.Fragment>
                 <h5 className="react-grid-item-header">
                     Station test summary
-                    <ToolBar onChange={(key,value) => this.onToolbarChange(key,value) } allErrorTypes={this.state.allErrorTypes} />
+                    <ToolBar onChange={this.onToolbarChange} allErrorTypes={this.state.allErrorTypes} />
                 </h5>
                 <div className="react-grid-item-body">
                     <Table bordered hover size="sm" className="sts-table">
diff --git a/LCU/Maintenance/MDB_WebView/maintenancedb_view/src/pages/LandingPage.js b/LCU/Maintenance/MDB_WebView/maintenancedb_view/src/pages/LandingPage.js
index cf560a5bf3260c02065cb92d679084cc433cd34f..e734a71cab51b1952378d15e5c9b359b1eab362d 100644
--- a/LCU/Maintenance/MDB_WebView/maintenancedb_view/src/pages/LandingPage.js
+++ b/LCU/Maintenance/MDB_WebView/maintenancedb_view/src/pages/LandingPage.js
@@ -160,7 +160,7 @@ class LandingPageC extends Component {
             <ToolBar/>
             <ResponsiveGridLayout className="layout" layouts={this.props.layout.panels} measureBeforeMount={true}
                                   breakpoints={this.props.layout.breakpoints} cols={this.props.layout.cols}
-                                  onResizeStop={e => this.props.setNewLayout(e)}>
+                                  onResizeStop={this.props.setNewLayout}>
                 {createGridPanel({key: "ul", renderHeader: true, title: "Station overview", body: <StationOverview url={this.getStationOverviewURL()}/>})}
                 {createGridPanel({key: "ur", renderHeader: true, title: "Latest observations", body: <LatestObservations url={this.getLatestObservationURL()}/>})}
                 {createGridPanel({key: "bl", renderHeader: false, body: <StationTestSummary url={this.getStationTestSummaryURL()}/>})}