diff --git a/setup.py b/setup.py
index 9e4426697ff..6e414aae033 100755
--- a/setup.py
+++ b/setup.py
@@ -119,8 +119,8 @@ def __getattr__(self, attr):
         vinfo = _version_helper.generate_git_version_info()
     except:
         vinfo = vdummy()
-        vinfo.version = '2.4.0'
-        vinfo.release = 'True'
+        vinfo.version = '2.4.dev1'
+        vinfo.release = 'False'
 
     version_script = f"""# coding: utf-8
 # Generated by setup.py for PyCBC on {vinfo.build_date}.