diff --git a/src/ekore/anomalous_dimensions/unpolarized/space_like/as4/__init__.py b/src/ekore/anomalous_dimensions/unpolarized/space_like/as4/__init__.py
index 5c92aa845..cff90830c 100644
--- a/src/ekore/anomalous_dimensions/unpolarized/space_like/as4/__init__.py
+++ b/src/ekore/anomalous_dimensions/unpolarized/space_like/as4/__init__.py
@@ -7,6 +7,7 @@
 import numba as nb
 import numpy as np
 
+from . import fhmruvv as fhmruvv
 from .ggg import gamma_gg
 from .ggq import gamma_gq
 from .gnsm import gamma_nsm