diff --git a/CHANGELOG.md b/CHANGELOG.md
index 357371d7e..94c1c68f2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,6 +22,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Fixed
 - HCI: only add paired LE devices with IRK to resolving list
 - GAP: use static random address after power up
+- L2CAP: fix L2CAP_EVENT_CONNECTION_PARAMETER_UPDATE_REQUEST
  
 ### Changed
 - HCI Dump: provide log level to log_message implementation
diff --git a/src/btstack_defines.h b/src/btstack_defines.h
index b50e94bf8..f1ffe8d95 100644
--- a/src/btstack_defines.h
+++ b/src/btstack_defines.h
@@ -1161,7 +1161,7 @@ typedef uint8_t sm_key_t[16];
  * @param handle
  * @param interval_min
  * @param interval_max
- * @param latencey
+ * @param latency
  * @param timeout_multiplier
  */
 #define L2CAP_EVENT_CONNECTION_PARAMETER_UPDATE_REQUEST    0x76u
diff --git a/src/l2cap.c b/src/l2cap.c
index c791b0483..4f5df694f 100644
--- a/src/l2cap.c
+++ b/src/l2cap.c
@@ -4145,7 +4145,7 @@ static int l2cap_le_signaling_handler_dispatch(hci_con_handle_t handle, uint8_t
             }
 
             event[0] = L2CAP_EVENT_CONNECTION_PARAMETER_UPDATE_REQUEST;
-            event[1] = 8;
+            event[1] = 10;
             little_endian_store_16(event, 2, handle);
             (void)memcpy(&event[4], &command[4], 8);
             l2cap_emit_event(event, sizeof(event));