diff --git a/.github/workflows/test_with_MFEM_master.yml b/.github/workflows/test_with_MFEM_master.yml
index 4b49909e..a2c3ca0c 100644
--- a/.github/workflows/test_with_MFEM_master.yml
+++ b/.github/workflows/test_with_MFEM_master.yml
@@ -22,9 +22,9 @@ jobs:
         # USE_FLAGS :  cuda, parallel, libceed
         env:
            - { USE_FLAGS: "000"}
-#          - { USE_FLAGS: "100"}
-#          - { USE_FLAGS: "010"}
-#          - { USE_FLAGS: "110"}
+           - { USE_FLAGS: "100"}
+           - { USE_FLAGS: "010"}
+           - { USE_FLAGS: "110"}
 
         include:
            - os: macos-latest
diff --git a/mfem/__init__.py b/mfem/__init__.py
index 43ea19df..1481e9e1 100644
--- a/mfem/__init__.py
+++ b/mfem/__init__.py
@@ -20,5 +20,5 @@ def debug_print(message):
 
     print(message)
 
-__version__ = '4.6.0.0rc3'
+__version__ = '4.6.0.0rc4'
 
diff --git a/setup.py b/setup.py
index 1123dd2a..5ec32bdc 100644
--- a/setup.py
+++ b/setup.py
@@ -123,7 +123,7 @@
 gslibs_prefix = ''
 gslibp_prefix = ''
 gslib_only = False
-mfemf_debug=False
+mfem_debug=False
 
 enable_suitesparse = False
 suitesparse_prefix = "/usr/"