diff --git a/libretroshare/src/serialiser/Makefile b/libretroshare/src/serialiser/Makefile
index 47c154144..e2abd4044 100644
--- a/libretroshare/src/serialiser/Makefile
+++ b/libretroshare/src/serialiser/Makefile
@@ -11,10 +11,10 @@ RSOBJ  = rsserial.o rsbaseserial.o rstlvbase.o rstlvtypes.o rsbaseitems.o
 RSOBJ += rstlvfileitem.o rstlvutil.o
 
 TESTOBJ  = tlvbase_test.o tlvbase_test2.o tlvfileitem_test.o 
-TESTOBJ += tlvitems_test.o tlvstack_test.o
+TESTOBJ += tlvitems_test.o tlvstack_test.o tlvconfig_test.o
 
 TESTS  = tlvbase_test tlvbase_test2 tlvfileitem_test 
-TESTS += tlvitems_test tlvstack_test
+TESTS += tlvitems_test tlvstack_test tlvconfig_test
 
 all: librs tests
 
@@ -33,6 +33,11 @@ tlvitems_test : tlvitems_test.o
 tlvstack_test : tlvstack_test.o
 	$(CC) $(CFLAGS) -o tlvstack_test tlvstack_test.o $(OBJ) $(LIBS) 
 
+tlvconfig_test : tlvconfig_test.o
+	$(CC) $(CFLAGS) -o tlvconfig_test tlvconfig_test.o $(OBJ) $(LIBS) 
+
+
+
 
 
 ###############################################################
diff --git a/libretroshare/src/serialiser/rstlvbase.h b/libretroshare/src/serialiser/rstlvbase.h
index 6a4ad105c..214d4fa94 100644
--- a/libretroshare/src/serialiser/rstlvbase.h
+++ b/libretroshare/src/serialiser/rstlvbase.h
@@ -78,6 +78,7 @@ const uint16_t TLV_TYPE_UINT32_SIZE   = 0x0010;
 const uint16_t TLV_TYPE_UINT32_POP    = 0x0011;
 const uint16_t TLV_TYPE_UINT32_AGE    = 0x0012;
 const uint16_t TLV_TYPE_UINT32_OFFSET = 0x0013;
+const uint16_t TLV_TYPE_UINT32_SERID  = 0x0014;
 
 const uint16_t TLV_TYPE_STR_HASH      = 0x0020;
 const uint16_t TLV_TYPE_STR_NAME      = 0x0021;
diff --git a/libretroshare/src/serialiser/rstlvtypes.h b/libretroshare/src/serialiser/rstlvtypes.h
index baa0be0fc..400293f7f 100644
--- a/libretroshare/src/serialiser/rstlvtypes.h
+++ b/libretroshare/src/serialiser/rstlvtypes.h
@@ -156,7 +156,7 @@ virtual bool     SetTlv(void *data, uint32_t size, uint32_t *offset); /* seriali
 virtual bool     GetTlv(void *data, uint32_t size, uint32_t *offset); /* deserialise */
 virtual std::ostream &print(std::ostream &out, uint16_t indent);
 
-	std::list<uint8_t> ids; /* Mandatory */
+	std::list<uint32_t> ids; /* Mandatory */
 };
 
 
diff --git a/libretroshare/src/serialiser/tlvconfig_test.cc b/libretroshare/src/serialiser/tlvconfig_test.cc
index 50c0704b5..5bb962c11 100755
--- a/libretroshare/src/serialiser/tlvconfig_test.cc
+++ b/libretroshare/src/serialiser/tlvconfig_test.cc
@@ -7,9 +7,9 @@
 
 #include <iostream>
 #include <sstream>
-#include "rstlvtypes.h"
-#include "rstlvutil.h"
-#include "utest.h"
+#include "serialiser/rstlvtypes.h"
+#include "serialiser/rstlvutil.h"
+#include "util/utest.h"
 
 INITTEST();