diff --git a/test/monger/test/core_test.clj b/test/monger/test/core_test.clj
index 2de5ef5..ee0c828 100644
--- a/test/monger/test/core_test.clj
+++ b/test/monger/test/core_test.clj
@@ -57,25 +57,11 @@
     (is (dbs "monger-test"))))
 
 (deftest monger-options-test
-  (let [opts {:add-cluster-listener nil
-              :add-cluster-listeners []
-              :add-command-listener nil
-              :add-command-listeners []
-              :add-connection-pool-listener nil
-              :add-connection-pool-listeners []
-              :add-server-listener nil
-              :add-server-listeners []
-              :add-server-monitor-listener nil
-              :add-server-monitor-listeners []
-              :always-use-mbeans true
+  (let [opts {:always-use-mbeans true
               :application-name "app"
-              :codec-registry nil
-              :compressor-list []
               :connect-timeout 1
               :connections-per-host 1
               :cursor-finalizer-enabled true
-              :db-decoder-factory nil
-              :db-encoder-factory nil
               :description "Description"
               :heartbeat-connect-timeout 1
               :heartbeat-frequency 1
@@ -86,16 +72,11 @@
               :max-wait-time 1
               :min-connections-per-host 1
               :min-heartbeat-frequency 1
-              :read-concern nil
-              :read-preference nil
               :required-replica-set-name "rs"
               :retry-writes true
               :server-selection-timeout 1
-              :server-selector nil
               :socket-keep-alive true
-              :socket-factory nil
               :socket-timeout 1
-              :ssl-context nil
               :ssl-enabled true
               :ssl-invalid-host-name-allowed true
               :threads-allowed-to-block-for-connection-multiplier 1