diff --git a/spec/tags/1.8/ruby/core/marshal/dump_tags.txt b/spec/tags/1.8/ruby/core/marshal/dump_tags.txt
deleted file mode 100644
index e8010277902..00000000000
--- a/spec/tags/1.8/ruby/core/marshal/dump_tags.txt
+++ /dev/null
@@ -1,9 +0,0 @@
-fails:Marshal.dump with a Float dumps a Float
-fails(gh-631):Marshal.dump with an object responding to #_dump dumps the object returned by #marshal_dump
-fails(gh-631):Marshal.dump with a String dumps a blank String
-fails(gh-631):Marshal.dump with a String dumps a short String
-fails(gh-631):Marshal.dump with a String dumps a long String
-fails(gh-631):Marshal.dump with a String dumps a String extended with a Module
-fails(gh-631):Marshal.dump with a Regexp dumps an extended Regexp
-fails(gh-631):Marshal.dump with an Array dumps an extended Array
-fails(gh-631):Marshal.dump with a Hash dumps an extended Hash
diff --git a/spec/tags/1.9/ruby/core/marshal/dump_tags.txt b/spec/tags/1.9/ruby/core/marshal/dump_tags.txt
deleted file mode 100644
index 658cca8bf14..00000000000
--- a/spec/tags/1.9/ruby/core/marshal/dump_tags.txt
+++ /dev/null
@@ -1,15 +0,0 @@
-fails:Marshal.dump dumps subsequent appearances of a symbol as a link
-fails:Marshal.dump dumps subsequent appearances of an object as a link
-fails:Marshal.dump ignores the recursion limit if the limit is negative
-fails:Marshal.dump with an object responding to #_dump dumps the object returned by #marshal_dump
-fails:Marshal.dump with a String dumps a blank String
-fails:Marshal.dump with a String dumps a short String
-fails:Marshal.dump with a String dumps a long String
-fails:Marshal.dump with a String dumps a String extended with a Module
-fails:Marshal.dump with a String dumps multiple strings using symlinks for the :E (encoding) symbol
-fails:Marshal.dump with an Array dumps an empty Array
-fails:Marshal.dump with an Array dumps a non-empty Array
-fails:Marshal.dump with an Array dumps a recursive Array
-fails(gh-631):Marshal.dump with a Hash dumps an extended Hash
-fails(gh-631):Marshal.dump with a Regexp dumps a binary Regexp
-fails(gh-631):Marshal.dump with an Array dumps an extended Array