diff --git a/renderer.py b/renderer.py
index a0dab26..d2e586f 100644
--- a/renderer.py
+++ b/renderer.py
@@ -103,7 +103,7 @@ def render_overview():
     """
 
     #     Whether OIDC is configured
-    if config_yaml["oidc"] != NULL:
+    if "oidc" in config_yaml:
         oidc_content  = """
             <div class="col s12 m6">
                 <div class="card hoverable">