diff --git a/packages/squiggle-lang/src/rescript/Dummy-TypeScriptingRescript/ForTS/ForTS_InternalValue/ForTS_InternalValue.res b/packages/squiggle-lang/src/rescript/Dummy-TypeScriptingRescript/ForTS/ForTS_InternalValue/ForTS_InternalValue.res
index e9e0bfeb..c85474da 100644
--- a/packages/squiggle-lang/src/rescript/Dummy-TypeScriptingRescript/ForTS/ForTS_InternalValue/ForTS_InternalValue.res
+++ b/packages/squiggle-lang/src/rescript/Dummy-TypeScriptingRescript/ForTS/ForTS_InternalValue/ForTS_InternalValue.res
@@ -7,6 +7,7 @@ external ivtString_: int = "IvtString"
 @module("ForTS_InternalValue_tag") @scope("InternalValueTag")
 external ivtRecordLike_: int = "IvtRecordLike"
 
+@genType
 let getTag = (variant: internalValue) =>
   switch variant {
   | IvVoid(_) => ivtVoid_
@@ -14,18 +15,21 @@ let getTag = (variant: internalValue) =>
   | IvRecordLike(_) => ivtRecordLike_
   }
 
+@genType
 let getVoid = (variant: internalValue): option<internalVoid> =>
   switch variant {
   | IvVoid(v) => Some(v)
   | _ => None
   }
 
+@genType
 let getString = (variant: internalValue): option<string> =>
   switch variant {
   | IvString(s) => Some(s)
   | _ => None
   }
 
+@genType
 let getRecordLike = (variant: internalValue): option<recordLike> =>
   switch variant {
   | IvRecordLike(r) => Some(r)