diff --git a/.binder/environment.yml b/.binder/environment.yml
index 4cfcf184..7dcd50f6 100644
--- a/.binder/environment.yml
+++ b/.binder/environment.yml
@@ -12,7 +12,7 @@ dependencies:
 - pyiron_base =0.8.3
 - pyiron_contrib =0.1.16
 - pyiron_snippets =0.1.0
-- pympipool =0.8.0
+- pympipool =0.8.4
 - python-graphviz =0.20.3
 - toposort =1.10
 - typeguard =4.3.0
diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index 4cfcf184..7dcd50f6 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -12,7 +12,7 @@ dependencies:
 - pyiron_base =0.8.3
 - pyiron_contrib =0.1.16
 - pyiron_snippets =0.1.0
-- pympipool =0.8.0
+- pympipool =0.8.4
 - python-graphviz =0.20.3
 - toposort =1.10
 - typeguard =4.3.0
diff --git a/docs/environment.yml b/docs/environment.yml
index d681c4e0..411dc611 100644
--- a/docs/environment.yml
+++ b/docs/environment.yml
@@ -18,7 +18,7 @@ dependencies:
 - pyiron_base =0.8.3
 - pyiron_contrib =0.1.16
 - pyiron_snippets =0.1.0
-- pympipool =0.8.0
+- pympipool =0.8.4
 - python-graphviz =0.20.3
 - toposort =1.10
 - typeguard =4.3.0
diff --git a/pyproject.toml b/pyproject.toml
index 9c9344f6..1a1c0296 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,7 +42,7 @@ dependencies = [
     "pyiron_base==0.8.3",
     "pyiron_contrib==0.1.16",
     "pyiron_snippets==0.1.0",
-    "pympipool==0.8.0",
+    "pympipool==0.8.4",
     "toposort==1.10",
     "typeguard==4.3.0",
 ]