diff --git a/r2/r2/lib/db/queries.py b/r2/r2/lib/db/queries.py
index f2e995b11..a6e903814 100644
--- a/r2/r2/lib/db/queries.py
+++ b/r2/r2/lib/db/queries.py
@@ -94,7 +94,7 @@ class CachedResults(object):
             changed = True
 
         if changed:
-            query_cache.set(self.iden, self.data)
+            query_cache.set(self.iden, self.data[:precompute_limit])
 
     def delete(self, item):
         """Deletes an item from the cached data."""