diff --git a/doc/high-level-chain-mgr.pdf b/doc/high-level-chain-mgr.pdf
index 506a1f1..aa70095 100644
Binary files a/doc/high-level-chain-mgr.pdf and b/doc/high-level-chain-mgr.pdf differ
diff --git a/doc/high-level-machi.pdf b/doc/high-level-machi.pdf
index 872a82e..e74cd08 100644
Binary files a/doc/high-level-machi.pdf and b/doc/high-level-machi.pdf differ
diff --git a/doc/src.high-level/high-level-chain-mgr.tex b/doc/src.high-level/high-level-chain-mgr.tex
index 89eac46..91209fe 100644
--- a/doc/src.high-level/high-level-chain-mgr.tex
+++ b/doc/src.high-level/high-level-chain-mgr.tex
@@ -23,8 +23,8 @@
 \copyrightdata{978-1-nnnn-nnnn-n/yy/mm} 
 \doi{nnnnnnn.nnnnnnn}
 
-\titlebanner{Draft \#0.91, June 2014}
-\preprintfooter{Draft \#0.91, June 2014}
+\titlebanner{Draft \#0.91, June 2015}
+\preprintfooter{Draft \#0.91, June 2015}
 
 \title{Chain Replication metadata management in Machi, an immutable
   file store}
diff --git a/doc/src.high-level/high-level-machi.tex b/doc/src.high-level/high-level-machi.tex
index c01f97c..a95642a 100644
--- a/doc/src.high-level/high-level-machi.tex
+++ b/doc/src.high-level/high-level-machi.tex
@@ -23,8 +23,8 @@
 \copyrightdata{978-1-nnnn-nnnn-n/yy/mm} 
 \doi{nnnnnnn.nnnnnnn}
 
-\titlebanner{Draft \#2, June 2014}
-\preprintfooter{Draft \#2, June 2014}
+\titlebanner{Draft \#2, June 2015}
+\preprintfooter{Draft \#2, June 2015}
 
 \title{Machi: an immutable file store}
 \subtitle{High level design \& strawman implementation suggestions \\