diff --git a/tests/jsunit/field_angle_test.js b/tests/jsunit/field_angle_test.js
index 1f911e82b..66b6ab009 100644
--- a/tests/jsunit/field_angle_test.js
+++ b/tests/jsunit/field_angle_test.js
@@ -39,6 +39,6 @@ function test_fieldangle_constructor() {
 }
 
 function test_fieldangle_fromJson() {
-  assertEquals(Blockly.FieldAngle.fromJson_({}).getValue(), '0');
-  assertEquals(Blockly.FieldAngle.fromJson_({ angle: 1 }).getValue(), '1');
+  assertEquals(Blockly.FieldAngle.fromJson({}).getValue(), '0');
+  assertEquals(Blockly.FieldAngle.fromJson({ angle: 1 }).getValue(), '1');
 }
diff --git a/tests/jsunit/field_number_test.js b/tests/jsunit/field_number_test.js
index b131ac3f7..507af7a4b 100644
--- a/tests/jsunit/field_number_test.js
+++ b/tests/jsunit/field_number_test.js
@@ -63,11 +63,11 @@ function test_fieldnumber_constructor() {
 }
 
 function test_fieldnumber_fromJson() {
-  assertEquals(Blockly.FieldNumber.fromJson_({}).getValue(), '0');
-  assertEquals(Blockly.FieldNumber.fromJson_({ value: 1 }).getValue(), '1');
+  assertEquals(Blockly.FieldNumber.fromJson({}).getValue(), '0');
+  assertEquals(Blockly.FieldNumber.fromJson({ value: 1 }).getValue(), '1');
 
   // All options
-  var field = Blockly.FieldNumber.fromJson_({
+  var field = Blockly.FieldNumber.fromJson({
       value: 0,
       min: -128,
       max: 127,