diff --git a/releaseNotes.txt b/releaseNotes.txt
index 026327f..d45f4e3 100644
--- a/releaseNotes.txt
+++ b/releaseNotes.txt
@@ -1,7 +1,4 @@
 Version 0.5.13:
-	changes:
-		- 
-	
 	new features:
 		- added setting presets
 	
diff --git a/versions/updates.json b/versions/updates.json
index 88e3a6e..56cf7c5 100644
--- a/versions/updates.json
+++ b/versions/updates.json
@@ -49,6 +49,10 @@
 				{
 					"version": "0.5.13Alpha20190716",
 					"update_link": "https://canvasblocker.kkapsner.de/versions/canvasblocker_beta-0.5.13Alpha20190716-an+fx.xpi"
+				},
+				{
+					"version": "0.5.13RC1",
+					"update_link": "https://canvasblocker.kkapsner.de/versions/canvasblocker_beta-0.5.13RC1-an+fx.xpi"
 				}
 			]
 		}