diff --git a/openidm-script/src/main/java/org/forgerock/openidm/script/impl/ScriptRegistryService.java b/openidm-script/src/main/java/org/forgerock/openidm/script/impl/ScriptRegistryService.java
index 2e7081406..f6db6e8a4 100644
--- a/openidm-script/src/main/java/org/forgerock/openidm/script/impl/ScriptRegistryService.java
+++ b/openidm-script/src/main/java/org/forgerock/openidm/script/impl/ScriptRegistryService.java
@@ -650,7 +650,7 @@ public Object call(Parameter scope, Function<?> callback, Object... arguments)
                         result = propertiesCache.get(name);
                     }
                     if (null == result) {
-                        Object defaultValue = arguments.length == 2 ? arguments[1] : null;
+                        Object defaultValue = arguments.length > 1 ? arguments[1] : null;
                         result = IdentityServer.getInstance().getProperty(name, defaultValue, Object.class);
                         propertiesCache.putIfAbsent(name, result);
                     }