diff --git a/packages/squiggle-lang/src/js/rescript_interop.ts b/packages/squiggle-lang/src/js/rescript_interop.ts
index 3bc7ccbb..7bb98b5d 100644
--- a/packages/squiggle-lang/src/js/rescript_interop.ts
+++ b/packages/squiggle-lang/src/js/rescript_interop.ts
@@ -96,7 +96,7 @@ export type squiggleExpression =
   | tagged<"number", number>
   | tagged<"date", Date>
   | tagged<"timeDuration", number>
-  | tagged<"record", { [key: string]: squiggleExpression }>
+  | tagged<"record", { [key: string]: squiggleExpression }>;
 
 export { lambdaValue };
 
diff --git a/packages/squiggle-lang/src/rescript/ReducerInterface/ReducerInterface_DateTime.res b/packages/squiggle-lang/src/rescript/ReducerInterface/ReducerInterface_DateTime.res
index ee7b1a7c..0fcd04e9 100644
--- a/packages/squiggle-lang/src/rescript/ReducerInterface/ReducerInterface_DateTime.res
+++ b/packages/squiggle-lang/src/rescript/ReducerInterface/ReducerInterface_DateTime.res
@@ -1,11 +1,11 @@
 module ExpressionValue = ReducerInterface_ExpressionValue
 type expressionValue = ExpressionValue.expressionValue
 
-let dateDispatch = (call: ExpressionValue.functionCall, env: DistributionOperation.env): option<
+let dateDispatch = (call: ExpressionValue.functionCall, _: DistributionOperation.env): option<
   result<expressionValue, QuriSquiggleLang.Reducer_ErrorValue.errorValue>,
 > => {
   switch call {
-  | ("toString", [EvDate(t)]) => EvString(DateTime.Date.toString(t))->Ok->Some
+  | ("toString", [EvDate(t)]) => ExpressionValue.EvString(DateTime.Date.toString(t))->Ok->Some
   | ("makeDateFromYear", [EvNumber(year)]) =>
     switch DateTime.Date.makeFromYear(year) {
     | Ok(t) => EvDate(t)->Ok->Some