diff --git a/server/core/config.cc b/server/core/config.cc
index 97b68c870..c5b587b1b 100644
--- a/server/core/config.cc
+++ b/server/core/config.cc
@@ -313,7 +313,7 @@ const MXS_MODULE_PARAM config_service_params[] =
     {CN_LOG_AUTH_WARNINGS,             MXS_MODULE_PARAM_BOOL,   "true"},
     {CN_RETRY_ON_FAILURE,              MXS_MODULE_PARAM_BOOL,   "true"},
     {CN_SESSION_TRACK_TRX_STATE,       MXS_MODULE_PARAM_BOOL,   "false"},
-    {CN_RETAIN_LAST_STATEMENTS,        MXS_MODULE_PARAM_COUNT,  "-1"},
+    {CN_RETAIN_LAST_STATEMENTS,        MXS_MODULE_PARAM_INT,    "-1"},
     {CN_CLUSTER,                       MXS_MODULE_PARAM_STRING},
     {NULL}
 };