diff --git a/core-buffer/include/buffer_config.hpp b/core-buffer/include/buffer_config.hpp
index e145ce4..cf16620 100644
--- a/core-buffer/include/buffer_config.hpp
+++ b/core-buffer/include/buffer_config.hpp
@@ -34,8 +34,11 @@ namespace core_buffer {
     // Time to sleep before retrying to read the queue.
     const size_t BUFFER_QUEUE_RETRY_MS = 5;
 
-    // Size of UDP recv buffer.
-    const int BUFFER_UDP_RCVBUF = MODULE_N_BYTES * 10;
+    // Size of UDP recv buffer
+    const int BUFFER_UDP_RCVBUF_N_SLOTS = 10;
+    // +1 for packet headers.
+    const int BUFFER_UDP_RCVBUF_BYTES = (
+            MODULE_N_BYTES * (BUFFER_UDP_RCVBUF_N_SLOTS + 1));
 
     // Microseconds timeout for UDP recv.
     const int BUFFER_UDP_US_TIMEOUT = 5 * 1000;