diff --git a/samples/cellular/lwm2m_client/src/main.c b/samples/cellular/lwm2m_client/src/main.c
index 320a89a83992..0592405744e8 100644
--- a/samples/cellular/lwm2m_client/src/main.c
+++ b/samples/cellular/lwm2m_client/src/main.c
@@ -397,6 +397,7 @@ static void rd_client_event(struct lwm2m_ctx *client, enum lwm2m_rd_client_event
 	}
 
 	switch (client_event) {
+	case LWM2M_RD_CLIENT_EVENT_DEREGISTER:
 	case LWM2M_RD_CLIENT_EVENT_NONE:
 		/* do nothing */
 		k_mutex_unlock(&lte_mutex);
diff --git a/samples/cellular/modem_shell/src/cloud/cloud_lwm2m.c b/samples/cellular/modem_shell/src/cloud/cloud_lwm2m.c
index 59e4337e407e..9de3a44ff4f8 100644
--- a/samples/cellular/modem_shell/src/cloud/cloud_lwm2m.c
+++ b/samples/cellular/modem_shell/src/cloud/cloud_lwm2m.c
@@ -224,6 +224,7 @@ static void cloud_lwm2m_rd_client_event_cb(struct lwm2m_ctx *client_ctx,
 					   enum lwm2m_rd_client_event client_event)
 {
 	switch (client_event) {
+	case LWM2M_RD_CLIENT_EVENT_DEREGISTER:
 	case LWM2M_RD_CLIENT_EVENT_NONE:
 		/* Do nothing. */
 		break;