diff --git a/blenderkit/utils.py b/blenderkit/utils.py
index 7befc97e528f00176a05f896fab0fd7879612b34..61b2bea15dc8d2c1324f37fce6fe2256ba744e49 100644
--- a/blenderkit/utils.py
+++ b/blenderkit/utils.py
@@ -401,7 +401,7 @@ def copy_asset(fp1, fp2):
     '''synchronizes the asset between folders, including it's texture subdirectories'''
     if 1:
         bk_logger.debug('copy asset')
-        bk_logger.debug(fp1, fp2)
+        bk_logger.debug(fp1 +' '+ fp2)
         if not os.path.exists(fp2):
             shutil.copyfile(fp1, fp2)
             bk_logger.debug('copied')
@@ -413,7 +413,7 @@ def copy_asset(fp1, fp2):
             target_subdir = os.path.join(target_dir, subdir.name)
             if os.path.exists(target_subdir):
                 continue
-            bk_logger.debug(subdir, target_subdir)
+            bk_logger.debug(subdir+' '+ target_subdir)
             shutil.copytree(subdir, target_subdir)
             bk_logger.debug('copied')