diff --git a/src/build/mod.rs b/src/build/mod.rs
index e465f2d..96df6d7 100644
--- a/src/build/mod.rs
+++ b/src/build/mod.rs
@@ -52,7 +52,7 @@ enum ProcessingOpType {
 }
 
 impl FuncDef {
-    /// Expands a ucg function using the given arguments into a new Tuple.
+    /// Expands a ucg function using the given arguments into a new Val.
     pub fn eval(
         &self,
         parent_builder: &FileBuilder,