Fix abstract modified for Java6AbstractStandardSoftAssertions
@@ -50,7 +50,7 @@ import org.assertj.core.util.CheckReturnValue;
* @since 2.5.0 / 3.5.0
*/
@CheckReturnValue
-public class Java6AbstractStandardSoftAssertions extends AbstractSoftAssertions {
+public abstract class Java6AbstractStandardSoftAssertions extends AbstractSoftAssertions {
/**
* Creates a new instance of <code>{@link BigDecimalAssert}</code>.
