diff --git a/tardis_env3.yml b/tardis_env3.yml
index 8c005f2db24..c4e158da816 100644
--- a/tardis_env3.yml
+++ b/tardis_env3.yml
@@ -12,7 +12,7 @@ dependencies:
   - astropy=3
   - numba=0.53.1
   - numexpr
-  - pyne=0.7  # Issue #1537
+  - pyne=0.7=nomoab_openmc*  # Issue #1537
 
   # Plasma
   - networkx