diff --git a/components/bt/controller/esp32c6/Kconfig.in b/components/bt/controller/esp32c6/Kconfig.in
index 1f56aab918..41619efd33 100644
--- a/components/bt/controller/esp32c6/Kconfig.in
+++ b/components/bt/controller/esp32c6/Kconfig.in
@@ -212,6 +212,15 @@ menu "Memory Settings"
         help
             Dynamic memory size of block 2
 
+    config BT_LE_MSYS_BUF_FROM_HEAP
+        bool "Get Msys Mbuf from heap"
+        default y
+        depends on BT_LE_MSYS_INIT_IN_CONTROLLER
+        help
+            This option sets the source of the shared msys mbuf memory between
+            the Host and the Controller. Allocate the memory from the heap if
+            this option is sets, from the mempool otherwise.
+
     config BT_LE_ACL_BUF_COUNT
         int "ACL Buffer count"
         default 10
@@ -539,5 +548,5 @@ config BT_LE_SCAN_DUPL_CACHE_REFRESH_PERIOD
         again.
 
 config BT_LE_MSYS_INIT_IN_CONTROLLER
-    bool
+    bool "Msys Mbuf Init in Controller"
     default y
diff --git a/components/bt/host/nimble/Kconfig.in b/components/bt/host/nimble/Kconfig.in
index 9a87c6d678..38f956e543 100644
--- a/components/bt/host/nimble/Kconfig.in
+++ b/components/bt/host/nimble/Kconfig.in
@@ -276,6 +276,15 @@ menu "Memory Settings"
         help
                 Dynamic memory size of block 2
 
+    config BT_NIMBLE_MSYS_BUF_FROM_HEAP
+        bool "Get Msys Mbuf from heap"
+        default y
+        depends on BT_LE_MSYS_INIT_IN_CONTROLLER
+        help
+            This option sets the source of the shared msys mbuf memory between
+            the Host and the Controller. Allocate the memory from the heap if
+            this option is sets, from the mempool otherwise.
+
     config BT_NIMBLE_TRANSPORT_ACL_FROM_LL_COUNT
         int "ACL Buffer count"
         depends on BT_NIMBLE_ENABLED
diff --git a/components/bt/porting/nimble/src/os_msys_init.c b/components/bt/porting/nimble/src/os_msys_init.c
index 53619197d0..bf4f414516 100644
--- a/components/bt/porting/nimble/src/os_msys_init.c
+++ b/components/bt/porting/nimble/src/os_msys_init.c
@@ -30,6 +30,11 @@ static STAILQ_HEAD(, os_mbuf_pool) g_msys_pool_list =
 
 #define OS_MSYS_1_SANITY_MIN_COUNT MYNEWT_VAL(MSYS_1_SANITY_MIN_COUNT)
 #define OS_MSYS_2_SANITY_MIN_COUNT MYNEWT_VAL(MSYS_2_SANITY_MIN_COUNT)
+#if CONFIG_BT_NIMBLE_MSYS_BUF_FROM_HEAP
+#define OS_MSYS_BLOCK_FROM_HEAP                 (1)
+#else
+#define OS_MSYS_BLOCK_FROM_HEAP                 (0)
+#endif // CONFIG_BT_NIMBLE_MSYS_BUF_FROM_HEAP
 #else
 #define OS_MSYS_1_BLOCK_COUNT CONFIG_BT_LE_MSYS_1_BLOCK_COUNT
 #define OS_MSYS_1_BLOCK_SIZE CONFIG_BT_LE_MSYS_1_BLOCK_SIZE
@@ -38,6 +43,12 @@ static STAILQ_HEAD(, os_mbuf_pool) g_msys_pool_list =
 
 #define OS_MSYS_1_SANITY_MIN_COUNT 0
 #define OS_MSYS_2_SANITY_MIN_COUNT 0
+
+#if CONFIG_BT_LE_MSYS_BUF_FROM_HEAP
+#define OS_MSYS_BLOCK_FROM_HEAP                 (1)
+#else
+#define OS_MSYS_BLOCK_FROM_HEAP                 (0)
+#endif // CONFIG_BT_LE_MSYS_BUF_FROM_HEAP
 #endif
 
 
@@ -71,7 +82,7 @@ static struct os_mempool os_msys_init_2_mempool;
 #endif
 
 #if CONFIG_BT_LE_MSYS_INIT_IN_CONTROLLER
-extern int  esp_ble_msys_init(uint16_t msys_size1, uint16_t msys_size2, uint16_t msys_cnt1, uint16_t msys_cnt2);
+extern int  esp_ble_msys_init(uint16_t msys_size1, uint16_t msys_size2, uint16_t msys_cnt1, uint16_t msys_cnt2, uint8_t from_heap);
 extern void esp_ble_msys_deinit(void);
 
 int os_msys_init(void)
@@ -79,7 +90,8 @@ int os_msys_init(void)
     return esp_ble_msys_init(SYSINIT_MSYS_1_MEMBLOCK_SIZE,
                              SYSINIT_MSYS_2_MEMBLOCK_SIZE,
                              OS_MSYS_1_BLOCK_COUNT,
-                             OS_MSYS_2_BLOCK_COUNT);
+                             OS_MSYS_2_BLOCK_COUNT,
+                             OS_MSYS_BLOCK_FROM_HEAP);
 }
 
 void os_msys_deinit(void)