diff --git a/boards/im880b/include/periph_conf.h b/boards/im880b/include/periph_conf.h
index 2c330bf3f4..9e9d07af9d 100644
--- a/boards/im880b/include/periph_conf.h
+++ b/boards/im880b/include/periph_conf.h
@@ -22,8 +22,8 @@
 /*
  * This board provides an LSE, so enable it before including the default clock config
  */
-#ifndef CLOCK_LSE
-#define CLOCK_LSE           (1)
+#ifndef CONFIG_BOARD_HAS_LSE
+#define CONFIG_BOARD_HAS_LSE            (1)
 #endif
 
 #include "periph_cpu.h"
diff --git a/boards/lobaro-lorabox/include/periph_conf.h b/boards/lobaro-lorabox/include/periph_conf.h
index 64c8a47003..5176e8611e 100644
--- a/boards/lobaro-lorabox/include/periph_conf.h
+++ b/boards/lobaro-lorabox/include/periph_conf.h
@@ -27,8 +27,8 @@
 /*
  * This board provides an LSE, so enable it before including the default clock config
  */
-#ifndef CLOCK_LSE
-#define CLOCK_LSE           (1)
+#ifndef CONFIG_BOARD_HAS_LSE
+#define CONFIG_BOARD_HAS_LSE            (1)
 #endif
 
 #include "periph_cpu.h"