diff --git a/integration-tests/locales/all/src/test/java/io/quarkus/locales/it/LocalesIT.java b/integration-tests/locales/all/src/test/java/io/quarkus/locales/it/LocalesIT.java
index c772350d57a6c..b08dd85b66ef4 100644
--- a/integration-tests/locales/all/src/test/java/io/quarkus/locales/it/LocalesIT.java
+++ b/integration-tests/locales/all/src/test/java/io/quarkus/locales/it/LocalesIT.java
@@ -134,7 +134,7 @@ public void testValidationMessageLocale(String acceptLanguage, String expectedMe
     // This test works best in a non-english locale.
     @Test
     @DisableIfBuiltWithGraalVMNewerThan(value = GraalVMVersion.GRAALVM_24_1_999)
-    public void testDefaultLocaleBefore24_2() {
+    public void testDefaultLocalePre24_2() {
         RestAssured.given().when()
                 .get("/default/de-CH")
                 .then()
@@ -147,7 +147,7 @@ public void testDefaultLocaleBefore24_2() {
     // This test works best in a non-english locale.
     @Test
     @DisableIfBuiltWithGraalVMOlderThan(value = GraalVMVersion.GRAALVM_24_2_0)
-    public void testDefaultLocaleAfter24_1() {
+    public void testDefaultLocalePost24_1() {
         RestAssured.given().when()
                 .get("/default/de-CH")
                 .then()
diff --git a/integration-tests/locales/all/src/test/resources/application.properties b/integration-tests/locales/all/src/test/resources/application.properties
index acc6621c863f2..3344cc17ceb05 100644
--- a/integration-tests/locales/all/src/test/resources/application.properties
+++ b/integration-tests/locales/all/src/test/resources/application.properties
@@ -1,2 +1,3 @@
 quarkus.locales=all
 quarkus.native.resources.includes=AppMessages_*.properties
+quarkus.test.env.LC_ALL=mt_MT.UTF-8
\ No newline at end of file
diff --git a/integration-tests/locales/some/src/test/java/io/quarkus/locales/it/LocalesIT.java b/integration-tests/locales/some/src/test/java/io/quarkus/locales/it/LocalesIT.java
index 1df4aa0c841cc..3f062fcd844ae 100644
--- a/integration-tests/locales/some/src/test/java/io/quarkus/locales/it/LocalesIT.java
+++ b/integration-tests/locales/some/src/test/java/io/quarkus/locales/it/LocalesIT.java
@@ -44,9 +44,6 @@ public void testCorrectLocales(String country, String language, String translati
                 .log().all();
     }
 
-    // Disable test with GraalVM 24.2 for JDK 24 and later till we reach a conclusion in
-    // https://github.com/quarkusio/quarkus/discussions/43533
-    @DisableIfBuiltWithGraalVMNewerThan(value = GraalVMVersion.GRAALVM_24_1_0)
     @ParameterizedTest
     @CsvSource(value = {
             "en-US|en|US Dollar",
@@ -66,9 +63,6 @@ public void testCurrencies(String country, String language, String currency) {
                 .log().all();
     }
 
-    // Disable test with GraalVM 24.2 for JDK 24 and later till we reach a conclusion in
-    // https://github.com/quarkusio/quarkus/discussions/43533
-    @DisableIfBuiltWithGraalVMNewerThan(value = GraalVMVersion.GRAALVM_24_1_0)
     @ParameterizedTest
     @CsvSource(value = {
             "Asia/Tokyo|fr|heure normale du Japon",
@@ -90,13 +84,14 @@ public void testTimeZones(String zone, String language, String name) {
     }
 
     @Test
-    @DisableIfBuiltWithGraalVMNewerThan(value = GraalVMVersion.GRAALVM_24_1_0)
-    public void testDefaultLocaleBefore24_2() {
+    @DisableIfBuiltWithGraalVMNewerThan(value = GraalVMVersion.GRAALVM_24_1_999)
+    public void testDefaultLocalePre24_2() {
         RestAssured.given().when()
                 .get("/default/de-CH")
                 .then()
                 .statusCode(HttpStatus.SC_OK)
                 /*
+                 * Prior to GraalVM 24.2, the locale could not be changed at runtime.
                  * "Švýcarsko" is the correct name for Switzerland in Czech language.
                  * Czech is the default language as per quarkus.native.user-language=cs.
                  */
@@ -106,12 +101,13 @@ public void testDefaultLocaleBefore24_2() {
 
     @Test
     @DisableIfBuiltWithGraalVMOlderThan(value = GraalVMVersion.GRAALVM_24_2_0)
-    public void testDefaultLocaleAfter24_1() {
+    public void testDefaultLocalePost24_1() {
         RestAssured.given().when()
                 .get("/default/de-CH")
                 .then()
                 .statusCode(HttpStatus.SC_OK)
                 /*
+                 * Starting with GraalVM 24.2, the locale can be set at runtime.
                  * "Schweiz" is the correct name for Switzerland in German.
                  * German is the default language as per the `quarkus.test.arg-line` in application.properties.
                  */
diff --git a/integration-tests/locales/some/src/test/resources/application.properties b/integration-tests/locales/some/src/test/resources/application.properties
index 4617c6481b6d1..d5f80d916383d 100644
--- a/integration-tests/locales/some/src/test/resources/application.properties
+++ b/integration-tests/locales/some/src/test/resources/application.properties
@@ -3,4 +3,5 @@ quarkus.locales=de,fr-FR,ja,uk-UA
 # used in your application properties. This test uses it only to verify compatibility.
 quarkus.native.user-language=cs
 quarkus.default-locale=en-US
-quarkus.test.arg-line=-Duser.language=de
\ No newline at end of file
+quarkus.test.arg-line=-Duser.language=de
+quarkus.test.env.LC_ALL=mt_MT.UTF-8
\ No newline at end of file