diff --git a/src/bytecode.rs b/src/bytecode.rs
index 96aa97d..c815be2 100644
--- a/src/bytecode.rs
+++ b/src/bytecode.rs
@@ -19,7 +19,7 @@ pub enum OpCode {
     /// force TOS to value
     ForceValue,
 
-    /// [ .. func args @ .. ] consume (`arity` + 2) elements, call `func` with args` of length `arity`
+    /// [ .. func args @ .. ] consume (`arity` + 1) elements, call `func` with args` of length `arity`
     /// Example: __add 1 2 => [ LookUp("__add") Const(1) Const(2) Call(2) ]
     Call { arity: usize },
     /// make a function