diff --git a/lang/lua-rings/Makefile b/lang/lua-rings/Makefile
index 9b39c96be..7b2e270f7 100644
--- a/lang/lua-rings/Makefile
+++ b/lang/lua-rings/Makefile
@@ -30,7 +30,7 @@ define Package/lua-rings
   SECTION:=lang
   CATEGORY:=Languages
   TITLE:=Lua-Rings
-  URL:=http://www.inf.puc-rio.br/~roberto/lua-rings/
+  URL:=http://keplerproject.github.io/rings/
   DEPENDS:=+lua
 endef
 
diff --git a/lang/lua-wsapi/Makefile b/lang/lua-wsapi/Makefile
index b382ad640..51175967d 100644
--- a/lang/lua-wsapi/Makefile
+++ b/lang/lua-wsapi/Makefile
@@ -28,7 +28,7 @@ define Package/lua-wsapi/Default
   SECTION:=lang
   CATEGORY:=Languages
   TITLE:=Lua WSAPI
-  URL:=http://www.keplerproject.org/wsapi
+  URL:=https://keplerproject.github.io/wsapi/
   DEPENDS:= +lua
 endef
 
diff --git a/lang/lua-xavante/Makefile b/lang/lua-xavante/Makefile
index 13b66ee60..71ed8bd99 100644
--- a/lang/lua-xavante/Makefile
+++ b/lang/lua-xavante/Makefile
@@ -28,7 +28,7 @@ define Package/lua-xavante
   SECTION:=lang
   CATEGORY:=Languages
   TITLE:=Xavante Web Server
-  URL:=http://www.keplerproject.org/xavante
+  URL:=http://keplerproject.github.io/xavante/
   DEPENDS:= +lua
 endef
 
diff --git a/lang/luaexpat/Makefile b/lang/luaexpat/Makefile
index 3c2f23180..eae164f2b 100644
--- a/lang/luaexpat/Makefile
+++ b/lang/luaexpat/Makefile
@@ -22,7 +22,7 @@ define Package/luaexpat
   SECTION:=lang
   CATEGORY:=Languages
   TITLE:=LuaExpat 
-  URL:=http://www.keplerproject.org/luaexpat/
+  URL:=http://matthewwild.co.uk/projects/luaexpat/
   MAINTAINER:=W. Michael Petullo <mike@flyn.org>
   DEPENDS:=+lua +libexpat
 endef