diff --git a/doc/SPOE.txt b/doc/SPOE.txt
index 3661602..4a2e3c1 100644
--- a/doc/SPOE.txt
+++ b/doc/SPOE.txt
@@ -762,6 +762,10 @@
 
 Unsupported or unknown capabilities are silently ignored, when possible.
 
+NOTE: HAProxy does not support the fragmentation for now. This means it is not
+      able to handle fragmented frames. However, if an agent announces the
+      fragmentation support, HAProxy may choose to send fragemented frames.
+
 3.2.2. Frame types overview
 ----------------------------