diff --git a/src/compile/data/aggregate.ts b/src/compile/data/aggregate.ts
index 44da6095520..a8a9cefba11 100644
--- a/src/compile/data/aggregate.ts
+++ b/src/compile/data/aggregate.ts
@@ -88,7 +88,11 @@ export class AggregateNode extends DataFlowNode {
    * @param dimensions string set for dimensions
    * @param measures dictionary mapping field name => dict of aggregation functions and names to use
    */
-  constructor(parent: DataFlowNode, private dimensions: Set<string>, private measures: Measures) {
+  constructor(
+    parent: DataFlowNode,
+    private dimensions: Set<string>,
+    private measures: Measures
+  ) {
     super(parent);
   }
 
diff --git a/src/compile/data/timeunit.ts b/src/compile/data/timeunit.ts
index f48bc9a8e34..d64c8be0dfd 100644
--- a/src/compile/data/timeunit.ts
+++ b/src/compile/data/timeunit.ts
@@ -38,7 +38,10 @@ export class TimeUnitNode extends DataFlowNode {
     return new TimeUnitNode(null, duplicate(this.timeUnits));
   }
 
-  constructor(parent: DataFlowNode, private timeUnits: Dict<TimeUnitComponent>) {
+  constructor(
+    parent: DataFlowNode,
+    private timeUnits: Dict<TimeUnitComponent>
+  ) {
     super(parent);
   }