diff --git a/src/main/java/eu/m724/jarupdater/live/MetadataDAO.java b/src/main/java/eu/m724/jarupdater/live/MetadataDAO.java
index 99e26cb..1c6afc2 100644
--- a/src/main/java/eu/m724/jarupdater/live/MetadataDAO.java
+++ b/src/main/java/eu/m724/jarupdater/live/MetadataDAO.java
@@ -10,7 +10,7 @@ public interface MetadataDAO {
 	 * get available channels online
 	 * @return a future which can throw ioexception
 	 */
-	public CompletableFuture<List<String>> getChannels();
+	CompletableFuture<List<String>> getChannels();
 	
 	/**
 	 * get metadata of a version in channel
@@ -18,5 +18,5 @@ public interface MetadataDAO {
 	 * @param versionLabel
 	 * @return a future which can throw ioexcpeitons or nosuchfilexxception
 	 */
-	public CompletableFuture<Version> getMetadata(String channel, String versionLabel);
+    CompletableFuture<Version> getMetadata(String channel, String versionLabel);
 }