diff --git a/js/fc.js b/js/fc.js
index 6fe108a6..3758dae9 100644
--- a/js/fc.js
+++ b/js/fc.js
@@ -1228,6 +1228,11 @@ var FC = {
                 name: "MAP OUTPUT",
                 hasOperand: [true, true],
                 output: "raw"
+            },
+            38: {
+                name: "RC CHANNEL OVERRIDE",
+                hasOperand: [true, true],
+                output: "boolean"
             }
         }
     },