diff --git a/src/vm/mod.rs b/src/vm/mod.rs
index 3f709e0..73784c0 100644
--- a/src/vm/mod.rs
+++ b/src/vm/mod.rs
@@ -730,7 +730,7 @@ impl<UserData: Clone> ClosureRunner<UserData> {
                         .unwrap_or(Value::Nil)
                     {
                         Value::Boolean(val) => (val.0 as u16) == *c,
-                        _ => false,
+                        _ => (false as u16) == *c,
                     };
                     if is_true {
                         let b = self.get_stack(*b);