diff --git a/src/androidTest/java/de/dennisguse/opentracks/util/StringUtilsTest.java b/src/androidTest/java/de/dennisguse/opentracks/util/StringUtilsTest.java
index e8255aa89..1e6feaf53 100644
--- a/src/androidTest/java/de/dennisguse/opentracks/util/StringUtilsTest.java
+++ b/src/androidTest/java/de/dennisguse/opentracks/util/StringUtilsTest.java
@@ -20,8 +20,6 @@ import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
 
 import android.content.Context;
-import android.content.res.Configuration;
-import android.content.res.Resources;
 
 import androidx.test.core.app.ApplicationProvider;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
@@ -201,34 +199,6 @@ public class StringUtilsTest {
         assertEquals("7.5 mph", StringUtils.formatSpeed(context, Speed.of(3.34), false, true));
     }
 
-    @Test
-    public void testFormatDateTime() {
-        LocalDateTime localDateTime = LocalDateTime.parse("2022-01-02T10:15:30");
-
-        setLocale("en", "US");
-        testFormatDateTime(localDateTime, localDateTime.getMonth().getDisplayName(TextStyle.SHORT, Locale.getDefault()) + " " + localDateTime.getDayOfMonth() + ", " + localDateTime.getYear() + " 10:15:30");
-
-        setLocale("es", "ES");
-        testFormatDateTime(localDateTime, localDateTime.getDayOfMonth() + " " + localDateTime.getMonth().getDisplayName(TextStyle.SHORT, Locale.getDefault()) + " " + localDateTime.getYear() + " 10:15:30");
-
-        setLocale("de", "DE");
-        testFormatDateTime(localDateTime, String.format("%02d", localDateTime.getDayOfMonth()) + "." + String.format("%02d", localDateTime.getMonthValue()) + "." + String.format("%04d", localDateTime.getYear()) + " 10:15:30");
-    }
-
-    private void testFormatDateTime(LocalDateTime localDateTime, String expectedFormat) {
-        // given
-        int offsetFromLocale = OffsetDateTime.now().getOffset().getTotalSeconds() - 28800; // -08:00
-        OffsetDateTime localOffsetDateTime = OffsetDateTime.of(localDateTime, ZoneOffset.systemDefault().getRules().getOffset(Instant.now()));
-        OffsetDateTime outOffsetDateTime = OffsetDateTime.of(localDateTime, ZoneOffset.ofTotalSeconds(offsetFromLocale));
-
-        // when
-        String formatDate = StringUtils.formatDateTime(outOffsetDateTime);
-
-        // then
-        assertEquals(localOffsetDateTime.getOffset().getTotalSeconds(), outOffsetDateTime.getOffset().getTotalSeconds() + 28800);
-        assertEquals(formatDate, expectedFormat);
-    }
-
     @Test
     public void testFormatDateTodayRelative() {
         // given
@@ -267,15 +237,4 @@ public class StringUtilsTest {
         }
         assertTrue(shortMonths.stream().anyMatch(fty -> formatAYearAgo.matches("\\d+ " + fty + " \\d{4}"))); // Something like 14 Dec 2021
     }
-
-    private void setLocale(String language, String country) {
-        Locale locale = new Locale(language, country);
-        // here we update locale for date formatters
-        Locale.setDefault(locale);
-        // here we update locale for app resources
-        Resources res = context.getResources();
-        Configuration config = res.getConfiguration();
-        config.locale = locale;
-        res.updateConfiguration(config, res.getDisplayMetrics());
-    }
 }