diff --git a/boot/zephyr/main.c b/boot/zephyr/main.c
index 555c891..f561d4f 100644
--- a/boot/zephyr/main.c
+++ b/boot/zephyr/main.c
@@ -100,13 +100,13 @@
     area_id = flash_area_id_from_image_slot(slot);
     rc = flash_area_open(area_id, &fap);
     if (rc != 0) {
-	BOOT_LOG_ERR("flash_area_open failed with %d\n", rc);
+        BOOT_LOG_ERR("flash_area_open failed with %d\n", rc);
         goto done;
     }
 
     rc = flash_area_read(fap, hdr_offset, dst, fap->fa_size - hdr_offset);
     if (rc != 0) {
-	BOOT_LOG_ERR("flash_area_read failed with %d\n", rc);
+        BOOT_LOG_ERR("flash_area_read failed with %d\n", rc);
         goto done;
     }