diff --git a/packages/cubejs-schema-compiler/src/adapter/PreAggregations.js b/packages/cubejs-schema-compiler/src/adapter/PreAggregations.js
index 9036694a90414..e1206fab38504 100644
--- a/packages/cubejs-schema-compiler/src/adapter/PreAggregations.js
+++ b/packages/cubejs-schema-compiler/src/adapter/PreAggregations.js
@@ -432,7 +432,7 @@ export class PreAggregations {
     return timeDimensions && R.sortBy(
       R.prop(0),
       timeDimensions.map(d => (d.isPredefinedGranularity() ?
-        [d.expressionPath(), d.rollupGranularity()] :
+        [d.expressionPath(), d.rollupGranularity(), null] :
         // For custom granularities we need to add its name to the list (for exact matches)
         [d.expressionPath(), d.rollupGranularity(), d.granularity]
       ))