diff --git a/pyproject.toml b/pyproject.toml
index 9b8eaa5..4ac51e6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -58,7 +58,7 @@ jnmpi_nodes = [
     "ase==3.22.1",
     "matgl==0.9.2",
     "numpy==1.26.4",
-    "phonopy==2.22.1",
+    "phonopy==2.27.0",
     "pyiron_atomistics==0.5.4",
     "pyiron_base==0.8.3"
 ]