diff --git a/learning_resources/etl/mitxonline.py b/learning_resources/etl/mitxonline.py
index b457731da0..4968666bc6 100644
--- a/learning_resources/etl/mitxonline.py
+++ b/learning_resources/etl/mitxonline.py
@@ -225,7 +225,7 @@ def _transform_run(course_run: dict, course: dict) -> dict:
             transform_price(price)
             for price in sorted(
                 {
-                    Decimal(0.00),
+                    Decimal("0.00"),
                     *[
                         Decimal(price)
                         for price in [
diff --git a/learning_resources/serializers.py b/learning_resources/serializers.py
index cfc241e360..01f3a23786 100644
--- a/learning_resources/serializers.py
+++ b/learning_resources/serializers.py
@@ -488,7 +488,7 @@ def get_free(self, instance) -> bool:
         ]:
             prices = [price.amount for price in instance.resource_prices.all()]
             return not instance.professional and (
-                Decimal(0.00) in prices or not prices or prices == []
+                Decimal("0.00") in prices or not prices or prices == []
             )
         else:
             return True