diff --git a/.ci_support/environment-mpich.yml b/.ci_support/environment-mpich.yml
index 23686f5..98f4b3a 100644
--- a/.ci_support/environment-mpich.yml
+++ b/.ci_support/environment-mpich.yml
@@ -6,6 +6,6 @@ dependencies:
   - mpich
   - numpy =1.26.2
   - mpi4py =3.1.5
-  - pympipool =0.7.5
+  - pympipool =0.7.9
   - ase =3.22.1
   - scipy =1.11.4
diff --git a/.ci_support/environment-openmpi.yml b/.ci_support/environment-openmpi.yml
index 6ba3742..ec946d7 100644
--- a/.ci_support/environment-openmpi.yml
+++ b/.ci_support/environment-openmpi.yml
@@ -6,6 +6,6 @@ dependencies:
   - openmpi
   - numpy =1.26.2
   - mpi4py =3.1.5
-  - pympipool =0.7.5
+  - pympipool =0.7.9
   - ase =3.22.1
   - scipy =1.11.4
diff --git a/pyproject.toml b/pyproject.toml
index 4020bab..cc80314 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ classifiers = [
 ]
 dependencies = [
     "mpi4py==3.1.5",
-    "pympipool==0.7.5",
+    "pympipool==0.7.9",
     "numpy==1.26.2",
 ]
 dynamic = ["version"]