diff --git a/src/Core/Constants.cs b/src/Core/Constants.cs
index a5cc7b0cd4..bfeca3c2c3 100644
--- a/src/Core/Constants.cs
+++ b/src/Core/Constants.cs
@@ -148,7 +148,8 @@ public static class FeatureFlagKeys
         return new Dictionary<string, string>()
         {
             { DuoRedirect, "true" },
-            { UnassignedItemsBanner, "true"}
+            { UnassignedItemsBanner, "true"},
+            { FlexibleCollectionsV1, "true" }
         };
     }
 }