diff --git a/src/main/java/it/finanze/sanita/fse2/ms/gtw/garbage/service/impl/ConfigSRV.java b/src/main/java/it/finanze/sanita/fse2/ms/gtw/garbage/service/impl/ConfigSRV.java
index 4175b12..8ee901f 100644
--- a/src/main/java/it/finanze/sanita/fse2/ms/gtw/garbage/service/impl/ConfigSRV.java
+++ b/src/main/java/it/finanze/sanita/fse2/ms/gtw/garbage/service/impl/ConfigSRV.java
@@ -2,6 +2,7 @@
 
 import it.finanze.sanita.fse2.ms.gtw.garbage.client.IConfigClient;
 import it.finanze.sanita.fse2.ms.gtw.garbage.dto.ConfigItemDTO;
+import it.finanze.sanita.fse2.ms.gtw.garbage.dto.ConfigItemDTO.ConfigDataItemDTO;
 import it.finanze.sanita.fse2.ms.gtw.garbage.enums.ConfigItemTypeEnum;
 import it.finanze.sanita.fse2.ms.gtw.garbage.service.IConfigSRV;
 import it.finanze.sanita.fse2.ms.gtw.garbage.utility.ProfileUtility;
@@ -32,7 +33,7 @@ public class ConfigSRV implements IConfigSRV {
     @Autowired
     private ProfileUtility profiles;
 
-    @Value("${ms.config.refresh-rate}")
+    @Value("${ms.config.refresh-rate:900000}")
 	private Long refreshRate;
 
     private final Map<String, Pair<Long, String>> props;
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index d0053aa..f450c5d 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -64,4 +64,5 @@ ms.url.gtw-config=
 #######################################
 # GTW-CONFIG
 #######################################
+# default value 15 minutes
 ms.config.refresh-rate=300000
\ No newline at end of file