diff --git a/htdocs/langs/nl_NL/main.lang b/htdocs/langs/nl_NL/main.lang
index 7e7cba4a1bf..87716e7b12b 100644
--- a/htdocs/langs/nl_NL/main.lang
+++ b/htdocs/langs/nl_NL/main.lang
@@ -5,13 +5,13 @@ SeparatorDecimal = ,
 SeparatorThousand = .
 FormatDateShort = %d-%m-%Y
 FormatDateShortJava = dd-MM-yyyy
-FormatHourShort = %U:%M
-FormatHourShortDuration = %U:%M
+FormatHourShort = %H:%M
+FormatHourShortDuration = %H:%M
 FormatDateTextShort = %d %b %Y
 FormatDateText = %d %B %Y
-FormatDateHourShort = %d-%m-%Y %U:%M
-FormatDateHourTextShort = %d %b %Y %U:%M
-FormatDateHourText = %d %B %Y %U:%M
+FormatDateHourShort = %d-%m-%Y %H:%M
+FormatDateHourTextShort = %d %b %Y %H:%M
+FormatDateHourText = %d %B %Y %H:%M
 DatabaseConnection = Databaseverbinding
 NoError = Geen fout
 Error = Fout