diff --git a/src/clojure/monger/collection.clj b/src/clojure/monger/collection.clj
index 680452c..0b9a73a 100644
--- a/src/clojure/monger/collection.clj
+++ b/src/clojure/monger/collection.clj
@@ -164,24 +164,32 @@
    If you want to work directly with DBObject, use find.
   "
   ([^String collection]
-     (map (fn [x] (from-db-object x true)) (find collection)))
+    (with-open [dbc (find collection)]
+     (map (fn [x] (from-db-object x true)) dbc)))
   ([^String collection ^Map ref]
-     (map (fn [x] (from-db-object x true)) (find collection ref)))
+     (with-open [dbc (find collection ref)]
+       (map (fn [x] (from-db-object x true)) dbc)))
   ([^String collection ^Map ref fields]
-     (map (fn [x] (from-db-object x true)) (find collection ref fields)))
+     (with-open [dbc (find collection ref fields)]
+       (map (fn [x] (from-db-object x true)) dbc)))
   ([^DB db ^String collection ^Map ref fields]
-     (map (fn [x] (from-db-object x true)) (find db collection ref fields))))
+     (with-open [dbc (find db collection ref fields)]
+       (map (fn [x] (from-db-object x true)) dbc))))
 
 (defn find-seq
   "Queries for objects in this collection, returns ISeq of DBObjects."
   ([^String collection]
-     (seq (find collection)))
+     (with-open [dbc (find collection)]
+      (seq dbc)))
   ([^String collection ^Map ref]
-     (seq (find collection ref)))
+     (with-open [dbc (find collection ref)]
+      (seq dbc)))
   ([^String collection ^Map ref fields]
-     (seq (find collection ref fields)))
+     (with-open [dbc (find collection ref fields)]
+      (seq dbc)))
   ([^DB db ^String collection ^Map ref fields]
-     (seq (find db collection ref fields))))
+     (with-open [dbc (find db collection ref fields)]
+      (seq dbc))))
 
 ;;
 ;; monger.collection/find-one
diff --git a/src/clojure/monger/query.clj b/src/clojure/monger/query.clj
index 6ef4392..99233a8 100644
--- a/src/clojure/monger/query.clj
+++ b/src/clojure/monger/query.clj
@@ -64,12 +64,12 @@
 
 (defn exec
   [{ :keys [^DBCollection collection query fields skip limit sort batch-size hint snapshot read-preference keywordize-fields options] :or { limit 0 batch-size 256 skip 0 } }]
-  (let [cursor (doto (.find collection (to-db-object query) (as-field-selector fields))
-                     (.limit limit)
-                     (.skip  skip)
-                     (.sort  (to-db-object sort))
-                     (.batchSize batch-size)
-                     (.hint (to-db-object hint)))]
+  (with-open [cursor (doto (.find collection (to-db-object query) (as-field-selector fields))
+                       (.limit limit)
+                       (.skip  skip)
+                       (.sort  (to-db-object sort))
+                       (.batchSize batch-size)
+                       (.hint (to-db-object hint)))]
     (when snapshot
       (.snapshot cursor))
     (when read-preference