diff --git a/IPython/core/release.py b/IPython/core/release.py
index 38290a1..efe2534 100644
--- a/IPython/core/release.py
+++ b/IPython/core/release.py
@@ -18,8 +18,8 @@
 _version_major = 8
 _version_minor = 0
 _version_patch = 0
-_version_extra = '.dev'
-# _version_extra = 'b1'
+_version_extra = ".dev"
+_version_extra = "b1"
 # _version_extra = ""  # Uncomment this for full releases
 
 # Construct full version string from these.