diff --git a/protocol/protocol.pdf b/protocol/protocol.pdf
index 0848fdd3..c617e38e 100644
Binary files a/protocol/protocol.pdf and b/protocol/protocol.pdf differ
diff --git a/protocol/protocol.ver b/protocol/protocol.ver
index ef84a8a5..8baf66c4 100644
--- a/protocol/protocol.ver
+++ b/protocol/protocol.ver
@@ -1,2 +1,2 @@
 \toggletrue{issapling}
-\renewcommand{\docversion}{Version 2018.0-beta-19 [\SaplingSpec]}
\ No newline at end of file
+\renewcommand{\docversion}{Version 2018.0-beta-20 [\SaplingSpec]}
\ No newline at end of file
diff --git a/protocol/sapling.pdf b/protocol/sapling.pdf
index fb12a2ab..67aa4aa1 100644
Binary files a/protocol/sapling.pdf and b/protocol/sapling.pdf differ