diff --git a/history.txt b/history.txt
index c44a57bc..110ea891 100755
--- a/history.txt
+++ b/history.txt
@@ -2331,3 +2331,4 @@ ______
 * GUI: Updated the “About” Dialog with a mention of support from CDG (SAP Labs)
 * BYOB: Percent sign fix for block labels, thanks, @natashasandy!
 * Threads: fix ‘line’ option in ‘split’ block for Windows files, thanks, @brianharvey!
+* Morphic: fix slider range 1, thanks, @tonychenr !
diff --git a/morphic.js b/morphic.js
index b9d834fb..763a1969 100644
--- a/morphic.js
+++ b/morphic.js
@@ -1041,7 +1041,7 @@
 /*global window, HTMLCanvasElement, getMinimumFontHeight, FileReader, Audio,
 FileList, getBlurredShadowSupport*/
 
-var morphicVersion = '2014-November-06';
+var morphicVersion = '2014-November-20';
 var modules = {}; // keep track of additional loaded modules
 var useBlurredShadows = getBlurredShadowSupport(); // check for Chrome-bug