diff --git a/Pilot/pilotCommands.py b/Pilot/pilotCommands.py
index d62a808a..2f06682f 100644
--- a/Pilot/pilotCommands.py
+++ b/Pilot/pilotCommands.py
@@ -442,7 +442,8 @@ def _installDIRACpy3(self):
     def execute(self):
         """What is called all the time"""
 
-        if preinstalledEnvScript := self._getPreinstalledEnvScript():
+        preinstalledEnvScript = self._getPreinstalledEnvScript()
+        if preinstalledEnvScript:
             self._setupFromPreinstalledLocation(preinstalledEnvScript)
         elif self.pp.pythonVersion == "27":
             self._setInstallOptions()