diff --git a/core/css.js b/core/css.js
index d00f9da74..1e630bfd3 100644
--- a/core/css.js
+++ b/core/css.js
@@ -397,7 +397,7 @@ Blockly.Css.CONTENT = [
   '.blocklyFlyoutScrollbar {',
     'z-index: 30;',
   '}',
-  
+
   '.blocklyScrollbarHorizontal, .blocklyScrollbarVertical {',
     'position: absolute;',
     'outline: none;',
@@ -464,6 +464,7 @@ Blockly.Css.CONTENT = [
     'stroke: #f00;',
     'stroke-width: 2;',
     'stroke-linecap: round;',
+    'pointer-events: none;',
   '}',
 
   '.blocklyContextMenu {',
diff --git a/core/field_angle.js b/core/field_angle.js
index be88c27f7..85f4c6a6f 100644
--- a/core/field_angle.js
+++ b/core/field_angle.js
@@ -152,10 +152,11 @@ Blockly.FieldAngle.prototype.showEditor_ = function() {
   }, svg);
   this.gauge_ = Blockly.utils.createSvgElement('path',
       {'class': 'blocklyAngleGauge'}, svg);
-  this.line_ = Blockly.utils.createSvgElement('line',
-      {'x1': Blockly.FieldAngle.HALF,
+  this.line_ = Blockly.utils.createSvgElement('line',{
+      'x1': Blockly.FieldAngle.HALF,
       'y1': Blockly.FieldAngle.HALF,
-      'class': 'blocklyAngleLine'}, svg);
+      'class': 'blocklyAngleLine',
+     }, svg);
   // Draw markers around the edge.
   for (var angle = 0; angle < 360; angle += 15) {
     Blockly.utils.createSvgElement('line', {