diff --git a/packages/pynn-brainscales/package.py b/packages/pynn-brainscales/package.py
index dfb3ce5a6939575338f0ea3bc6c82cb79624b940..b0c73842fcf95837575c84547aa50e9f6ba94be7 100644
--- a/packages/pynn-brainscales/package.py
+++ b/packages/pynn-brainscales/package.py
@@ -154,8 +154,8 @@ class PynnBrainscales(WafPackage):
         args = ['--test-execnone']
         return args
 
-    def install_test(self):
-        # with working_dir('spack-test', create=True):
-        #     old_pythonpath = os.environ.get('PYTHONPATH', '')
-        #     os.environ['PYTHONPATH'] = ':'.join([str(self.prefix.lib), old_pythonpath])
-        #     python('-c', 'import pynn_brainscales; print(pynn_brainscales.__file__)')
+    # def install_test(self):
+    #     with working_dir('spack-test', create=True):
+    #         old_pythonpath = os.environ.get('PYTHONPATH', '')
+    #         os.environ['PYTHONPATH'] = ':'.join([str(self.prefix.lib), old_pythonpath])
+    #         python('-c', 'import pynn_brainscales; print(pynn_brainscales.__file__)')