diff --git a/.ci_support/environment-docs.yml b/.ci_support/environment-docs.yml
index 891e31a80..d2b427f36 100644
--- a/.ci_support/environment-docs.yml
+++ b/.ci_support/environment-docs.yml
@@ -15,7 +15,7 @@ dependencies:
 - mp-api =0.44.0
 - numpy =1.26.4
 - pandas =2.2.3
-- phonopy =2.26.6
+- phonopy =2.33.3
 - pint =0.24.4
 - pyiron_base =0.10.10
 - pyiron_snippets =0.1.4
diff --git a/.ci_support/environment.yml b/.ci_support/environment.yml
index c95343c0f..66d008cb7 100644
--- a/.ci_support/environment.yml
+++ b/.ci_support/environment.yml
@@ -13,7 +13,7 @@ dependencies:
 - mp-api =0.44.0
 - numpy =1.26.4
 - pandas =2.2.3
-- phonopy =2.26.6
+- phonopy =2.33.3
 - pint =0.24.4
 - pyiron_base =0.10.10
 - pyiron_snippets =0.1.4
diff --git a/binder/environment.yml b/binder/environment.yml
index 157a87d69..48fd1c426 100644
--- a/binder/environment.yml
+++ b/binder/environment.yml
@@ -11,7 +11,7 @@ dependencies:
 - mp-api =0.44.0
 - numpy =1.26.4
 - pandas =2.2.3
-- phonopy =2.26.6
+- phonopy =2.33.3
 - pint =0.24.4
 - pyiron_base =0.10.10
 - pyiron_snippets =0.1.4