Index: kernel/generic/include/ipc/ipc.h
===================================================================
--- kernel/generic/include/ipc/ipc.h	(revision 052f5356b69e847883225359c2733803793fc083)
+++ kernel/generic/include/ipc/ipc.h	(revision 2cb65715d0ed6e1e5320c16c6c26044ba9f8afcd)
@@ -45,5 +45,5 @@
 /** Maximum active async calls per thread */
 #ifdef CONFIG_DEBUG
-	#define IPC_MAX_ASYNC_CALLS  4
+	#define IPC_MAX_ASYNC_CALLS  16
 #else
 	#define IPC_MAX_ASYNC_CALLS  4000