diff --git a/environment.yml b/environment.yml
index 181f090..7f0d56a 100644
--- a/environment.yml
+++ b/environment.yml
@@ -9,7 +9,7 @@ dependencies:
   - pandas
   - sqlite
   - numpy
-  - fenics-dolfinx
+  - fenics-dolfinx=0.6.0
   - mpich
   - pyvista
   - pip
@@ -19,4 +19,4 @@ dependencies:
     - pyqt5
     - sphinx
     - sqlalchemy
-    - ruamel-yaml
\ No newline at end of file
+    - ruamel-yaml