diff --git a/Makefile b/Makefile
index cbc58e2..1c2b951 100644
--- a/Makefile
+++ b/Makefile
@@ -14,12 +14,12 @@ MODULES = jailed
 endif
 
 ifndef YOUTUBE_VERSION
-YOUTUBE_VERSION = 18.15.1
+YOUTUBE_VERSION = 18.14.1
 endif
 ifndef UYOU_VERSION
 UYOU_VERSION = 3.0
 endif
-PACKAGE_VERSION = $(YOUTUBE_VERSION)_$(UYOU_VERSION)
+PACKAGE_VERSION = $(YOUTUBE_VERSION)-$(UYOU_VERSION)
 
 INSTALL_TARGET_PROCESSES = YouTube
 TWEAK_NAME = uYouPlus