diff --git a/source/data/transformer.mjs b/source/data/transformer.mjs
index 22ec307c1beb73c44bf0c272cecd167161cfb9c3..af210b3c2d8fbfa4a38cf300ec93b5c84e6bfe66 100644
--- a/source/data/transformer.mjs
+++ b/source/data/transformer.mjs
@@ -647,10 +647,12 @@ function transform(value) {
 			if (isNaN(date.getTime())) {
 				throw new Error("invalid date");
 			}
-
+			
 			try {
 				locale = getLocaleOfDocument();
-				return date.toLocaleTimeString(locale);
+				return date.toLocaleTimeString(locale.toString(),{
+					hour12: false
+				});
 			} catch (e) {
 				throw new Error(`unsupported locale or missing format (${e.message})`);
 			}
@@ -663,7 +665,8 @@ function transform(value) {
 			
 			const options = {
 				dateStyle: "medium",
-				timeStyle: "medium"
+				timeStyle: "medium",
+				hour12: false
 			};
 			
 			if (args.length > 0) {
@@ -676,9 +679,6 @@ function transform(value) {
 
 			try {
 				locale = getLocaleOfDocument().toString();
-				
-				console.log(locale, options, date,"!!!!");	
-				
 				return new Intl.DateTimeFormat(locale, options).format(date);
 			} catch (e) {
 				throw new Error(`unsupported locale or missing format (${e.message})`);
diff --git a/test/cases/data/transformer.mjs b/test/cases/data/transformer.mjs
index 1e3e824600f5ee086f6927b4891cbd5d9af099f9..f01085b07876a2cf395c4e7f57e8878bae94dfbb 100644
--- a/test/cases/data/transformer.mjs
+++ b/test/cases/data/transformer.mjs
@@ -29,9 +29,9 @@ describe('Transformer', function () {
     describe('Transformer.run()', function () {
 
         [
-            ['datetimeformat', "2023-02-04 08:02:01", "04.02.2023, 08:02:01"],
-            ['datetimeformat:long:short', "2023-02-04 08:02:01","4. Februar 2023 um 08:02"],
-            ['datetimeformat:short:short', "2023-02-04 08:02:01", "04.02.23, 08:02"],
+            ['datetimeformat', "2023-02-04 08:02:01", "Feb 4, 2023, 08:02:01"],
+            ['datetimeformat:long:short', "2023-02-04 08:02:01","February 4, 2023 at 08:02"],
+            ['datetimeformat:short:short', "2023-02-04 08:02:01", "2/4/23, 08:02"],
             ['equals:a', "a", true],
             ['equals:a', "b", false],
             ['equals:3', 3, true],