diff --git a/openflow_input/standard-1.0 b/openflow_input/standard-1.0
index 1e4750b..1bba411 100644
--- a/openflow_input/standard-1.0
+++ b/openflow_input/standard-1.0
@@ -433,8 +433,8 @@
     uint32_t xid;
     of_port_no_t port_no;
     of_mac_addr_t hw_addr;
-    uint32_t config;
-    uint32_t mask;
+    enum ofp_port_config config;
+    enum ofp_port_config mask;
     uint32_t advertise;
     pad(4);
 };
@@ -554,7 +554,7 @@
     uint32_t xid;
     uint32_t buffer_id;
     of_port_no_t in_port;
-    uint16_t actions_len;
+    uint16_t actions_len == length(actions);
     list(of_action_t) actions;
     of_octets_t data;
 };
@@ -687,7 +687,7 @@
     of_match_t match;
     uint64_t cookie;
     uint16_t priority;
-    uint8_t reason;
+    enum ofp_flow_removed_reason reason;
     pad(1);
     uint32_t duration_sec;
     uint32_t duration_nsec;