diff --git a/tests/src/test/java/org/teavm/classlib/java/text/NumberFormatTest.java b/tests/src/test/java/org/teavm/classlib/java/text/NumberFormatTest.java
index 48997d661..fa4120e3b 100644
--- a/tests/src/test/java/org/teavm/classlib/java/text/NumberFormatTest.java
+++ b/tests/src/test/java/org/teavm/classlib/java/text/NumberFormatTest.java
@@ -4,13 +4,15 @@ import static org.junit.Assert.*;
 import java.text.NumberFormat;
 import java.util.Currency;
 import java.util.Locale;
-import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.teavm.junit.SkipJVM;
+import org.teavm.junit.TeaVMProperties;
+import org.teavm.junit.TeaVMProperty;
 import org.teavm.junit.TeaVMTestRunner;
 
 @RunWith(TeaVMTestRunner.class)
+@TeaVMProperties(@TeaVMProperty(key = "java.util.Locale.available", value = "en, en_US, en_GB, ru, ru_RU"))
 public class NumberFormatTest {
     @Test
     public void formatsNumber() {
diff --git a/tools/junit/src/main/java/org/teavm/junit/TeaVMProperties.java b/tools/junit/src/main/java/org/teavm/junit/TeaVMProperties.java
index ee4270837..97e2a04ea 100644
--- a/tools/junit/src/main/java/org/teavm/junit/TeaVMProperties.java
+++ b/tools/junit/src/main/java/org/teavm/junit/TeaVMProperties.java
@@ -21,7 +21,7 @@ import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
 @Retention(RetentionPolicy.RUNTIME)
-@Target({ ElementType.TYPE, ElementType.METHOD })
+@Target(ElementType.TYPE)
 public @interface TeaVMProperties {
     TeaVMProperty[] value();
 }
diff --git a/tools/junit/src/main/java/org/teavm/junit/TeaVMTestRunner.java b/tools/junit/src/main/java/org/teavm/junit/TeaVMTestRunner.java
index a8b9006b2..9e1f23c87 100644
--- a/tools/junit/src/main/java/org/teavm/junit/TeaVMTestRunner.java
+++ b/tools/junit/src/main/java/org/teavm/junit/TeaVMTestRunner.java
@@ -32,6 +32,7 @@ import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Properties;
 import java.util.Set;
 import java.util.WeakHashMap;
 import java.util.concurrent.CountDownLatch;
@@ -352,6 +353,10 @@ public class TeaVMTestRunner extends Runner {
         new TestExceptionPlugin().install(vm);
         new TestEntryPointTransformer(runnerType.getName(), methodHolder.getReference()).install(vm);
 
+        Properties properties = new Properties();
+        applyProperties(method.getDeclaringClass(), properties);
+        vm.setProperties(properties);
+
         try (Writer innerWriter = new OutputStreamWriter(new FileOutputStream(outputFile), "UTF-8")) {
             MethodReference exceptionMsg = new MethodReference(ExceptionHelper.class, "showException",
                     Throwable.class, String.class);
@@ -367,6 +372,18 @@ public class TeaVMTestRunner extends Runner {
         return result;
     }
 
+    private void applyProperties(Class<?> cls, Properties result) {
+        if (cls.getSuperclass() != null) {
+            applyProperties(cls.getSuperclass(), result);
+        }
+        TeaVMProperties properties = cls.getAnnotation(TeaVMProperties.class);
+        if (properties != null) {
+            for (TeaVMProperty property : properties.value()) {
+                result.setProperty(property.key(), property.value());
+            }
+        }
+    }
+
     private MethodDescriptor getDescriptor(Method method) {
         ValueType[] signature = Stream.concat(Arrays.stream(method.getParameterTypes()).map(ValueType::parse),
                 Stream.of(ValueType.parse(method.getReturnType())))