diff --git a/src/iec61850/client/client_report_control.c b/src/iec61850/client/client_report_control.c
index 9b38d69e..84f80914 100644
--- a/src/iec61850/client/client_report_control.c
+++ b/src/iec61850/client/client_report_control.c
@@ -492,6 +492,8 @@ IedConnection_getRCBValues(IedConnection self, IedClientError* error, const char
         *error = iedConnection_mapDataAccessErrorToIedError(
                         MmsValue_getDataAccessError(rcb));
 
+        MmsValue_delete(rcb);
+
         return NULL;
     }