diff --git a/blocks.js b/blocks.js
index d82d7885..aef09da6 100644
--- a/blocks.js
+++ b/blocks.js
@@ -340,7 +340,7 @@ SyntaxElementMorph.prototype.setScale = function (num) {
 };
 
 SyntaxElementMorph.prototype.setScale(1);
-SyntaxElementMorph.prototype.isCachingInputs = true;
+SyntaxElementMorph.prototype.isCachingInputs = false;
 
 // SyntaxElementMorph instance creation:
 
@@ -1943,6 +1943,7 @@ BlockMorph.uber = SyntaxElementMorph.prototype;
 
 // BlockMorph preferences settings:
 
+BlockMorph.prototype.isCachingInputs = true;
 BlockMorph.prototype.zebraContrast = 40; // alternating color brightness
 
 // BlockMorph sound feedback:
@@ -9228,10 +9229,6 @@ MultiArgMorph.prototype = new ArgMorph();
 MultiArgMorph.prototype.constructor = MultiArgMorph;
 MultiArgMorph.uber = ArgMorph.prototype;
 
-// MultiArgMorph preferences settings
-
-MultiArgMorph.prototype.isCachingInputs = false;
-
 // MultiArgMorph instance creation:
 
 function MultiArgMorph(
@@ -9662,10 +9659,6 @@ ArgLabelMorph.prototype = new ArgMorph();
 ArgLabelMorph.prototype.constructor = ArgLabelMorph;
 ArgLabelMorph.uber = ArgMorph.prototype;
 
-// ArgLabelMorph preferences settings
-
-ArgLabelMorph.prototype.isCachingInputs = false;
-
 // MultiArgMorph instance creation:
 
 function ArgLabelMorph(argMorph, labelTxt) {
diff --git a/gui.js b/gui.js
index 75220b31..b103ccce 100644
--- a/gui.js
+++ b/gui.js
@@ -69,7 +69,7 @@ SpeechBubbleMorph*/
 
 // Global stuff ////////////////////////////////////////////////////////
 
-modules.gui = '2015-February-28';
+modules.gui = '2015-March-09';
 
 // Declarations
 
@@ -2269,10 +2269,10 @@ IDE_Morph.prototype.settingsMenu = function () {
     addPreference(
         'Cache Inputs',
         function () {
-            SyntaxElementMorph.prototype.isCachingInputs =
-                !SyntaxElementMorph.prototype.isCachingInputs;
+            BlockMorph.prototype.isCachingInputs =
+                !BlockMorph.prototype.isCachingInputs;
         },
-        SyntaxElementMorph.prototype.isCachingInputs,
+        BlockMorph.prototype.isCachingInputs,
         'uncheck to stop caching\ninputs (for debugging the evaluator)',
         'check to cache inputs\nboosts recursion',
         true