diff --git a/lib/handleReminder.js b/lib/handleReminder.js
index 9912e668b..61c8dd3be 100644
--- a/lib/handleReminder.js
+++ b/lib/handleReminder.js
@@ -54,7 +54,7 @@ async function handleBrandNew(){
                 if (result) {
                     let targetTs=new Date(result[3], result[2]-1, result[1], 0, 0, 0).getTime();
                     targetTs += (7 * 86400 * 1000);
-                    const dateStr = new Date(targetTs).toLocaleDateString();
+                    const dateStr = new Date(targetTs).toLocaleDateString('de-DE', {year: 'numeric', month: 'numeric', day: 'numeric',});
                     const nowTs = new Date().getTime();
                     const label = `${dateStr}`;
                     let labels = await getLabels('');
@@ -82,7 +82,7 @@ async function handleBrandNew(){
                 const result = /reminder (\d+)\.(\d+)\.(\d+)/g.exec(comment.body);
                 if (result) {
                     let targetTs=new Date(result[3], result[2]-1, result[1], 0, 0, 0).getTime();
-                    const dateStr = new Date(targetTs).toLocaleDateString();
+                    const dateStr = new Date(targetTs).toLocaleDateString('de-DE', {year: 'numeric', month: 'numeric', day: 'numeric',});
                     const nowTs = Date.now();
                     const label = `${dateStr}`;
                     let labels = await getLabels('');
@@ -125,7 +125,7 @@ async function handleOthers(){
                 const result = /reminder (\d+)\.(\d+)\.(\d+)/g.exec(comment.body);
                 if (result) {
                     let targetTs=new Date(result[3], result[2]-1, result[1], 0, 0, 0).getTime();
-                    const dateStr = new Date(targetTs).toLocaleDateString();
+                    const dateStr = new Date(targetTs).toLocaleDateString('de-DE', {year: 'numeric', month: 'numeric', day: 'numeric',});
                     const nowTs = Date.now();
                     const label = `${dateStr}`;
                     let labels = await getLabels('');