diff --git a/generate_config.py b/generate_config.py
index a73d173..e6f67d3 100644
--- a/generate_config.py
+++ b/generate_config.py
@@ -39,6 +39,8 @@
     i=i+1
 
 # Check additional conf
-for file in os.listdir("/extended_conf/"):
-    if file.endswith(".conf"):
-        print("Detected an additonal intake defined in file {}".format(file))
\ No newline at end of file
+XTENDED_CONF="/extended_conf/"
+if os.path.exists(XTENDED_CONF):
+    for file in os.listdir(XTENDED_CONF):
+        if file.endswith(".conf"):
+            print("Detected an additonal intake defined in file {}".format(file))
\ No newline at end of file