diff --git a/mfem/__init__.py b/mfem/__init__.py
index c168c0ab..1a2be160 100644
--- a/mfem/__init__.py
+++ b/mfem/__init__.py
@@ -20,5 +20,5 @@ def debug_print(message):
 
     print(message)
 
-__version__ = '4.7.0'
+__version__ = '4.7.0rc6'