diff --git a/packages/py-spinnfrontendcommon/package.py b/packages/py-spinnfrontendcommon/package.py
index 0fcd983917ebff35583d5c17a6c392e66f95855c..a85a7d50027d3e9c286aa3d85a39ac9f487b9a4f 100644
--- a/packages/py-spinnfrontendcommon/package.py
+++ b/packages/py-spinnfrontendcommon/package.py
@@ -34,6 +34,6 @@ class PySpinnfrontendcommon(PythonPackage):
         super(PySpinnfrontendcommon, self).install(spec, prefix)
         # Work out the python version installed, so we know where to put
         # the java code!
-        python_spec = find("python@3.7:")
+        python_spec = find("python@3.7:")[0]
         python_lib = f"python{python_spec.version}"
         install_tree("JavaSpiNNaker", prefix.lib.join(python_lib).site_packages)