diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index 617d6a3..14372d1 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -8,5 +8,5 @@ dependencies:
 - jinja2 =3.1.4
 - paramiko =3.4.0
 - tqdm =4.66.4
-- pympipool =0.8.3
+- pympipool =0.8.4
 - cloudpickle =3.0.0
diff --git a/binder/environment.yml b/binder/environment.yml
index f8067be..c7f01f3 100644
--- a/binder/environment.yml
+++ b/binder/environment.yml
@@ -8,7 +8,7 @@ dependencies:
 - jinja2 =3.1.4
 - paramiko =3.4.0
 - tqdm =4.66.4
-- pympipool =0.8.3
+- pympipool =0.8.4
 - cloudpickle =3.0.0
 - flux-core =0.59.0
 - versioneer =0.28