diff --git a/include/sigar.h b/include/sigar.h
index ebe7cfe6..7d4f4c02 100644
--- a/include/sigar.h
+++ b/include/sigar.h
@@ -478,6 +478,8 @@ enum {
     SIGAR_TCP_LAST_ACK,
     SIGAR_TCP_LISTEN,
     SIGAR_TCP_CLOSING,
+    SIGAR_TCP_IDLE,
+    SIGAR_TCP_BOUND,
     SIGAR_TCP_UNKNOWN
 };
 
diff --git a/src/sigar.c b/src/sigar.c
index 6a05868a..c5d0db82 100644
--- a/src/sigar.c
+++ b/src/sigar.c
@@ -703,6 +703,10 @@ SIGAR_DECLARE(const char *)sigar_net_connection_state_get(int state)
         return "LISTEN";
       case SIGAR_TCP_CLOSING:
         return "CLOSING";
+      case SIGAR_TCP_IDLE:
+        return "IDLE";
+      case SIGAR_TCP_BOUND:
+        return "BOUND";
       case SIGAR_TCP_UNKNOWN:
       default:
         return "UNKNOWN";