diff --git a/.ci_support/environment-openmpi.yml b/.ci_support/environment-openmpi.yml
index a725574..f807024 100644
--- a/.ci_support/environment-openmpi.yml
+++ b/.ci_support/environment-openmpi.yml
@@ -6,6 +6,6 @@ dependencies:
   - openmpi
   - numpy =1.26.0
   - mpi4py =3.1.5
-  - pympipool =0.7.3
+  - pympipool =0.7.5
   - ase =3.22.1
   - scipy =1.11.3