diff --git a/Code/pico_multi_booter/sd_boot/main.c b/Code/pico_multi_booter/sd_boot/main.c
index 69edf02..ef67f77 100644
--- a/Code/pico_multi_booter/sd_boot/main.c
+++ b/Code/pico_multi_booter/sd_boot/main.c
@@ -171,6 +171,9 @@ static bool __not_in_flash_func(load_program)(const char *filename)
         fclose(fp);
         return true;
     }
+	// We need to set the pointer back because is_same_existing_program will move the file pointer (fp)
+	// whether we like it or not.
+	fseek(fp, 0, SEEK_SET);
 	
     size_t program_size = 0;
     uint8_t buffer[FLASH_SECTOR_SIZE] = {0};