diff --git a/stm-firmware/stm-periph/uart.c b/stm-firmware/stm-periph/uart.c
index 90ed9e5..9e0568c 100644
--- a/stm-firmware/stm-periph/uart.c
+++ b/stm-firmware/stm-periph/uart.c
@@ -66,7 +66,9 @@ void uart_disable()
 	UART_PERIPH->CR3 = 0;
 	dma_ring_buffer_periph_to_mem_stop(&ring_buff_rx);
 	dma_ring_buffer_mem_to_periph_stop(&ring_buff_tx);
-	rcc_manager_disable_clock(&RCC->AHB1ENR, BITMASK_TO_BITNO(UART_PORT_RCC_MASK));
+#ifdef DEBUGBUILD
+    rcc_manager_disable_clock(&RCC->AHB1ENR, BITMASK_TO_BITNO(UART_PORT_RCC_MASK));
+#endif
 	rcc_manager_disable_clock(&RCC->APB2ENR, BITMASK_TO_BITNO(UART_RCC_MASK));
 }