diff --git a/.editorconfig b/.editorconfig
index 916efc8..4073282 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -1,4 +1,5 @@
-# THis is an EditorConfig file
+# -*- Conf -*-
+# This is an EditorConfig file
 # https://EditorConfig.org
 
 root = true
diff --git a/pymathics/graph/version.py b/pymathics/graph/version.py
index cc1f721..6de05f6 100644
--- a/pymathics/graph/version.py
+++ b/pymathics/graph/version.py
@@ -5,4 +5,4 @@
 # well as importing into Python. That's why there is no
 # space around "=" below.
 # fmt: off
-__version__="7.0.0"  # noqa
+__version__="7.0.1dev0"  # noqa