diff --git a/cps/comic.py b/cps/comic.py
index 271b1b456..f0a81b4a0 100644
--- a/cps/comic.py
+++ b/cps/comic.py
@@ -65,7 +65,7 @@ def _extract_cover_from_archive(original_file_extension, tmp_file_name, rar_exec
     cover_data = extension = None
     if original_file_extension.upper() == '.CBZ':
         cf = zipfile.ZipFile(tmp_file_name)
-        for name in cf.namelist():
+        for name in sorted(cf.namelist()):
             ext = os.path.splitext(name)
             if len(ext) > 1:
                 extension = ext[1].lower()
@@ -74,7 +74,7 @@ def _extract_cover_from_archive(original_file_extension, tmp_file_name, rar_exec
                     break
     elif original_file_extension.upper() == '.CBT':
         cf = tarfile.TarFile(tmp_file_name)
-        for name in cf.getnames():
+        for name in sorted(cf.getnames()):
             ext = os.path.splitext(name)
             if len(ext) > 1:
                 extension = ext[1].lower()
@@ -85,7 +85,7 @@ def _extract_cover_from_archive(original_file_extension, tmp_file_name, rar_exec
         try:
             rarfile.UNRAR_TOOL = rar_executable
             cf = rarfile.RarFile(tmp_file_name)
-            for name in cf.namelist():
+            for name in sorted(cf.namelist()):
                 ext = os.path.splitext(name)
                 if len(ext) > 1:
                     extension = ext[1].lower()
@@ -96,7 +96,7 @@ def _extract_cover_from_archive(original_file_extension, tmp_file_name, rar_exec
             log.error('Rarfile failed with error: {}'.format(ex))
     elif original_file_extension.upper() == '.CB7' and use_7zip:
         cf = py7zr.SevenZipFile(tmp_file_name)
-        for name in cf.getnames():
+        for name in sorted(cf.getnames()):
             ext = os.path.splitext(name)
             if len(ext) > 1:
                 extension = ext[1].lower()