diff --git a/examples/iec61850_client_example2/client_example2.c b/examples/iec61850_client_example2/client_example2.c
index f2e6be37..e93f1a00 100644
--- a/examples/iec61850_client_example2/client_example2.c
+++ b/examples/iec61850_client_example2/client_example2.c
@@ -38,7 +38,7 @@ printDataDirectory(char* doRef, IedConnection con, int spaces)
 
             dataAttribute = LinkedList_getNext(dataAttribute);
 
-            char daRef[129];
+            char daRef[130];
             sprintf(daRef, "%s.%s", doRef, daName);
             printDataDirectory(daRef, con, spaces + 2);
         }