import org.antlr.v4.runtime.ParserRuleContext;
import org.antlr.v4.runtime.tree.ParseTree;
-import org.opendaylight.controller.antlrv4.code.gen.YangParser.Yang_version_stmtContext;
+import org.opendaylight.yangtools.antlrv4.code.gen.YangParser.Yang_version_stmtContext;
import org.opendaylight.yangtools.yang.parser.impl.YangParserListenerImpl;
import org.opendaylight.yangtools.yang.parser.util.YangValidationException;