diff --git a/bootstrap/coriolisEnv.py b/bootstrap/coriolisEnv.py
index 535e8dd7..69e8c117 100755
--- a/bootstrap/coriolisEnv.py
+++ b/bootstrap/coriolisEnv.py
@@ -183,10 +183,15 @@ if __name__ == "__main__":
     coriolisTop  = "/usr"
     sysconfDir   = scriptDir
     shellMessage = "Using system-wide Coriolis 2 (/usr)"
-  elif scriptDir.startswith("/etc/coriolis2"): 
+  elif scriptDir.startswith("/opt/rh/devtoolset-2/root/etc/coriolis2"): 
     coriolisTop  = "/opt/rh/devtoolset-2/root/usr"
     sysconfDir   = scriptDir
     shellMessage = "Using system-wide devtoolset-2 Coriolis 2 (/opt/rh/devtoolset-2/root/usr)"
+  elif scriptDir.startswith(os.getenv["HOME"]+"/nightly/coriolis-2.x/"): 
+    rootDir      = os.getenv("HOME") + "/nightly/coriolis-2.x"
+    coriolisTop  = "%s/%s/%s/install" % ( rootDir, osType, buildDir )
+    sysconfDir   = scriptDir
+    shellMessage = "Using Nightly build Coriolis 2 (%s)" % coriolisTop
   elif     scriptDir.startswith("/users/outil/coriolis/coriolis-2.x/") \
         or scriptDir.startswith("/soc/coriolis2/"):
     coriolisTop  = "/soc/coriolis2"