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-rw-r--r--lib/prettyprint.rb6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/prettyprint.rb b/lib/prettyprint.rb
index 540b12fb70..6f50192f5d 100644
--- a/lib/prettyprint.rb
+++ b/lib/prettyprint.rb
@@ -23,17 +23,17 @@
#
# == References
# Christian Lindig, Strictly Pretty, March 2000,
-# http://www.st.cs.uni-sb.de/~lindig/papers/#pretty
+# https://lindig.github.io/papers/strictly-pretty-2000.pdf
#
# Philip Wadler, A prettier printer, March 1998,
-# http://homepages.inf.ed.ac.uk/wadler/topics/language-design.html#prettier
+# https://homepages.inf.ed.ac.uk/wadler/topics/language-design.html#prettier
#
# == Author
# Tanaka Akira <akr@fsij.org>
#
class PrettyPrint
- VERSION = "0.1.1"
+ VERSION = "0.2.0"
# This is a convenience method which is same as follows:
#