diff --git a/include/bluetooth/mesh/access.h b/include/bluetooth/mesh/access.h
index bb13aca0ebf..e8e46af224d 100644
--- a/include/bluetooth/mesh/access.h
+++ b/include/bluetooth/mesh/access.h
@@ -17,6 +17,10 @@
  * @{
  */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #define BT_MESH_ADDR_UNASSIGNED   0x0000
 #define BT_MESH_ADDR_ALL_NODES    0xffff
 #define BT_MESH_ADDR_PROXIES      0xfffc
@@ -417,6 +421,10 @@ struct bt_mesh_comp {
 	struct bt_mesh_elem *elem;
 };
 
+#ifdef __cplusplus
+}
+#endif
+
 /**
  * @}
  */
diff --git a/include/bluetooth/mesh/cfg_cli.h b/include/bluetooth/mesh/cfg_cli.h
index 4d5b9e1480d..96e47e1e2e7 100644
--- a/include/bluetooth/mesh/cfg_cli.h
+++ b/include/bluetooth/mesh/cfg_cli.h
@@ -17,6 +17,10 @@
  * @{
  */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** Mesh Configuration Client Model Context */
 struct bt_mesh_cfg_cli {
 	struct bt_mesh_model *model;
@@ -219,6 +223,9 @@ int bt_mesh_cfg_hb_pub_get(u16_t net_idx, u16_t addr,
 s32_t bt_mesh_cfg_cli_timeout_get(void);
 void bt_mesh_cfg_cli_timeout_set(s32_t timeout);
 
+#ifdef __cplusplus
+}
+#endif
 /**
  * @}
  */
diff --git a/include/bluetooth/mesh/cfg_srv.h b/include/bluetooth/mesh/cfg_srv.h
index 36e3c5e2a53..a28efdeafae 100644
--- a/include/bluetooth/mesh/cfg_srv.h
+++ b/include/bluetooth/mesh/cfg_srv.h
@@ -17,6 +17,10 @@
  * @{
  */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** Mesh Configuration Server Model Context */
 struct bt_mesh_cfg_srv {
 	struct bt_mesh_model *model;
@@ -62,6 +66,10 @@ extern const struct bt_mesh_model_op bt_mesh_cfg_srv_op[];
 		BT_MESH_MODEL(BT_MESH_MODEL_ID_CFG_SRV,                      \
 			      bt_mesh_cfg_srv_op, NULL, srv_data)
 
+#ifdef __cplusplus
+}
+#endif
+
 /**
  * @}
  */
diff --git a/include/bluetooth/mesh/health_cli.h b/include/bluetooth/mesh/health_cli.h
index 709e7b645e7..8ebd8012b1d 100644
--- a/include/bluetooth/mesh/health_cli.h
+++ b/include/bluetooth/mesh/health_cli.h
@@ -17,6 +17,10 @@
  * @{
  */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** Mesh Health Client Model Context */
 struct bt_mesh_health_cli {
 	struct bt_mesh_model *model;
@@ -65,6 +69,10 @@ int bt_mesh_health_attention_set(u16_t net_idx, u16_t addr, u16_t app_idx,
 s32_t bt_mesh_health_cli_timeout_get(void);
 void bt_mesh_health_cli_timeout_set(s32_t timeout);
 
+#ifdef __cplusplus
+}
+#endif
+
 /**
  * @}
  */
diff --git a/include/bluetooth/mesh/health_srv.h b/include/bluetooth/mesh/health_srv.h
index 77a7389b870..2215ae0f6fe 100644
--- a/include/bluetooth/mesh/health_srv.h
+++ b/include/bluetooth/mesh/health_srv.h
@@ -17,6 +17,10 @@
  * @{
  */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 struct bt_mesh_health_srv_cb {
 	/* Fetch current faults */
 	int (*fault_get_cur)(struct bt_mesh_model *model, u8_t *test_id,
@@ -83,6 +87,10 @@ extern const struct bt_mesh_model_op bt_mesh_health_srv_op[];
 		BT_MESH_MODEL(BT_MESH_MODEL_ID_HEALTH_SRV,                   \
 			      bt_mesh_health_srv_op, pub, srv)
 
+#ifdef __cplusplus
+}
+#endif
+
 /**
  * @}
  */
diff --git a/include/bluetooth/mesh/main.h b/include/bluetooth/mesh/main.h
index 82f322496e3..17b9d58e68e 100644
--- a/include/bluetooth/mesh/main.h
+++ b/include/bluetooth/mesh/main.h
@@ -17,6 +17,10 @@
  * @{
  */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef enum {
 	BT_MESH_NO_OUTPUT       = 0,
 	BT_MESH_BLINK           = BIT(0),
@@ -356,6 +360,10 @@ int bt_mesh_lpn_poll(void);
  */
 void bt_mesh_lpn_set_cb(void (*cb)(u16_t friend_addr, bool established));
 
+#ifdef __cplusplus
+}
+#endif
+
 /**
  * @}
  */
diff --git a/include/bluetooth/mesh/proxy.h b/include/bluetooth/mesh/proxy.h
index 419cb57fa20..a255d3085a2 100644
--- a/include/bluetooth/mesh/proxy.h
+++ b/include/bluetooth/mesh/proxy.h
@@ -17,6 +17,10 @@
  * @{
  */
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
  * @brief Enable advertising with Node Identity.
  *
@@ -28,6 +32,10 @@
  */
 int bt_mesh_proxy_identity_enable(void);
 
+#ifdef __cplusplus
+}
+#endif
+
 /**
  * @}
  */