diff --git a/ui/src/components/LogTable.tsx b/ui/src/components/LogTable.tsx
index 353ece5d..3e58de80 100644
--- a/ui/src/components/LogTable.tsx
+++ b/ui/src/components/LogTable.tsx
@@ -25,7 +25,7 @@ function LogTable(props: IProps) {
   const onDrawerOpen = (time: { seconds: number } | undefined, body: string) => {
     const ts = new Date(0);
     ts.setUTCSeconds(time!.seconds);
-    const drawerTitle = format(ts, "YYYY-MM-DD HH:mm:ss");
+    const drawerTitle = format(ts, "yyyy-MM-dd HH:mm:ss");
 
     return () => {
       setBody(body);
@@ -106,7 +106,7 @@ function LogTable(props: IProps) {
             render: (text, obj) => {
               const ts = new Date(0);
               ts.setUTCSeconds(obj.time!.seconds);
-              return format(ts, "YYYY-MM-DD HH:mm:ss");
+              return format(ts, "yyyy-MM-dd HH:mm:ss");
             },
           },
           {
diff --git a/ui/src/views/applications/integrations/GenerateMqttCertificate.tsx b/ui/src/views/applications/integrations/GenerateMqttCertificate.tsx
index 2d81cc94..acf0a7e7 100644
--- a/ui/src/views/applications/integrations/GenerateMqttCertificate.tsx
+++ b/ui/src/views/applications/integrations/GenerateMqttCertificate.tsx
@@ -59,7 +59,7 @@ function GenerateMqttCertificate(props: IProps) {
     const cert = certificate!;
 
     const initial = {
-      expiresAt: format(cert.getExpiresAt()!.toDate()!, "YYYY-MM-DD HH:mm:ss"),
+      expiresAt: format(cert.getExpiresAt()!.toDate()!, "yyyy-MM-dd HH:mm:ss"),
       caCert: cert.getCaCert(),
       tlsCert: cert.getTlsCert(),
       tlsKey: cert.getTlsKey(),
diff --git a/ui/src/views/devices/DeviceDashboard.tsx b/ui/src/views/devices/DeviceDashboard.tsx
index c6f99eb2..f5466790 100644
--- a/ui/src/views/devices/DeviceDashboard.tsx
+++ b/ui/src/views/devices/DeviceDashboard.tsx
@@ -153,7 +153,7 @@ function DeviceDashboard(props: IProps) {
 
   let lastSeenAt = "Never";
   if (props.lastSeenAt !== undefined) {
-    lastSeenAt = format(props.lastSeenAt, "YYYY-MM-DD HH:mm:ss");
+    lastSeenAt = format(props.lastSeenAt, "yyyy-MM-dd HH:mm:ss");
   }
 
   const loading = !deviceLinkMetricsLoaded || !deviceMetrics;
diff --git a/ui/src/views/devices/ListDevices.tsx b/ui/src/views/devices/ListDevices.tsx
index 8768b37d..d2ebb5c5 100644
--- a/ui/src/views/devices/ListDevices.tsx
+++ b/ui/src/views/devices/ListDevices.tsx
@@ -75,7 +75,7 @@ function ListDevices(props: IProps) {
         if (record.lastSeenAt !== undefined) {
           const ts = new Date(0);
           ts.setUTCSeconds(record.lastSeenAt.seconds);
-          return format(ts, "YYYY-MM-DD HH:mm:ss");
+          return format(ts, "yyyy-MM-dd HH:mm:ss");
         }
         return "Never";
       },
@@ -87,9 +87,8 @@ function ListDevices(props: IProps) {
       width: 250,
       render: (text, record) => (
         <Link
-          to={`/tenants/${props.application.getTenantId()}/applications/${props.application.getId()}/devices/${
-            record.devEui
-          }`}
+          to={`/tenants/${props.application.getTenantId()}/applications/${props.application.getId()}/devices/${record.devEui
+            }`}
         >
           {text}
         </Link>
@@ -180,7 +179,7 @@ function ListDevices(props: IProps) {
       req.setMulticastGroupId(mgSelected);
       req.setDevEui(devEui);
 
-      MulticastGroupStore.addDevice(req, () => {});
+      MulticastGroupStore.addDevice(req, () => { });
     }
 
     setMgModalVisible(false);
@@ -192,7 +191,7 @@ function ListDevices(props: IProps) {
       req.setRelayDevEui(relaySelected);
       req.setDeviceDevEui(devEui);
 
-      RelayStore.addDevice(req, () => {});
+      RelayStore.addDevice(req, () => { });
     }
 
     setRelayModalVisible(false);
diff --git a/ui/src/views/gateways/GatewayCertificate.tsx b/ui/src/views/gateways/GatewayCertificate.tsx
index f5d50f5e..ed952ec7 100644
--- a/ui/src/views/gateways/GatewayCertificate.tsx
+++ b/ui/src/views/gateways/GatewayCertificate.tsx
@@ -55,7 +55,7 @@ function GatewayCertificate(props: IProps) {
     const cert = certificate!;
 
     const initial = {
-      expiresAt: format(cert.getExpiresAt()!.toDate()!, "YYYY-MM-DD HH:mm:ss"),
+      expiresAt: format(cert.getExpiresAt()!.toDate()!, "yyyy-MM-dd HH:mm:ss"),
       caCert: cert.getCaCert(),
       tlsCert: cert.getTlsCert(),
       tlsKey: cert.getTlsKey(),
diff --git a/ui/src/views/gateways/GatewayDashboard.tsx b/ui/src/views/gateways/GatewayDashboard.tsx
index c46d0c29..7ced0aef 100644
--- a/ui/src/views/gateways/GatewayDashboard.tsx
+++ b/ui/src/views/gateways/GatewayDashboard.tsx
@@ -89,7 +89,7 @@ function GatewayDashboard(props: IProps) {
 
   let lastSeenAt: string = "Never";
   if (props.lastSeenAt !== undefined) {
-    lastSeenAt = format(props.lastSeenAt, "YYYY-MM-DD HH:mm:ss");
+    lastSeenAt = format(props.lastSeenAt, "yyyy-MM-dd HH:mm:ss");
   }
 
   return (
diff --git a/ui/src/views/gateways/ListGateways.tsx b/ui/src/views/gateways/ListGateways.tsx
index 59dc7eb7..67e13529 100644
--- a/ui/src/views/gateways/ListGateways.tsx
+++ b/ui/src/views/gateways/ListGateways.tsx
@@ -66,7 +66,7 @@ function ListGateways(props: IProps) {
         if (record.lastSeenAt !== undefined) {
           const ts = new Date(0);
           ts.setUTCSeconds(record.lastSeenAt.seconds);
-          return format(ts, "YYYY-MM-DD HH:mm:ss");
+          return format(ts, "yyyy-MM-dd HH:mm:ss");
         }
       },
     },
@@ -179,7 +179,7 @@ function ListGateways(props: IProps) {
       req.setMulticastGroupId(mgSelected);
       req.setGatewayId(gatewayId);
 
-      MulticastGroupStore.addGateway(req, () => {});
+      MulticastGroupStore.addGateway(req, () => { });
     }
 
     setMgModalVisible(false);
diff --git a/ui/src/views/gateways/mesh/ListRelayGateways.tsx b/ui/src/views/gateways/mesh/ListRelayGateways.tsx
index 2c7b92ff..f5df33df 100644
--- a/ui/src/views/gateways/mesh/ListRelayGateways.tsx
+++ b/ui/src/views/gateways/mesh/ListRelayGateways.tsx
@@ -46,7 +46,7 @@ function ListRelayGateways(props: IProps) {
         if (record.lastSeenAt !== undefined) {
           const ts = new Date(0);
           ts.setUTCSeconds(record.lastSeenAt.seconds);
-          return format(ts, "YYYY-MM-DD HH:mm:ss");
+          return format(ts, "yyyy-MM-dd HH:mm:ss");
         }
       },
     },