diff --git a/examples/ipv6/rpl-collect/Makefile b/examples/ipv6/rpl-collect/Makefile
index ce20c79e2..e2a1021a0 100644
--- a/examples/ipv6/rpl-collect/Makefile
+++ b/examples/ipv6/rpl-collect/Makefile
@@ -3,6 +3,8 @@ APPS = powertrace collect-view
 CONTIKI_PROJECT = udp-sender udp-sink
 PROJECT_SOURCEFILES += collect-common.c
 
+CFLAGS += -DPROJECT_CONF_H=\"project-conf.h\"
+
 ifdef PERIOD
 CFLAGS=-DPERIOD=$(PERIOD)
 endif
diff --git a/examples/ipv6/rpl-collect/project-conf.h b/examples/ipv6/rpl-collect/project-conf.h
new file mode 100644
index 000000000..4b39f7de9
--- /dev/null
+++ b/examples/ipv6/rpl-collect/project-conf.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2015, Swedish Institute of Computer Science.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef PROJECT_CONF_H_
+#define PROJECT_CONF_H_
+
+#undef NBR_TABLE_CONF_MAX_NEIGHBORS
+#undef UIP_CONF_MAX_ROUTES
+
+#ifdef TEST_MORE_ROUTES
+/* configure number of neighbors and routes */
+#define NBR_TABLE_CONF_MAX_NEIGHBORS     10
+#define UIP_CONF_MAX_ROUTES   30
+#else
+/* configure number of neighbors and routes */
+#define NBR_TABLE_CONF_MAX_NEIGHBORS     10
+#define UIP_CONF_MAX_ROUTES   10
+#endif /* TEST_MORE_ROUTES */
+
+#undef NETSTACK_CONF_RDC
+#define NETSTACK_CONF_RDC     nullrdc_driver
+#undef NULLRDC_CONF_802154_AUTOACK
+#define NULLRDC_CONF_802154_AUTOACK       1
+
+/* Define as minutes */
+#define RPL_CONF_DEFAULT_LIFETIME_UNIT   60
+
+/* 10 minutes lifetime of routes */
+#define RPL_CONF_DEFAULT_LIFETIME        10
+
+#define RPL_CONF_DEFAULT_ROUTE_INFINITE_LIFETIME 1
+
+#endif /* PROJECT_CONF_H_ */
diff --git a/platform/micaz/contiki-conf.h b/platform/micaz/contiki-conf.h
index 16e74567a..04aaccf6b 100644
--- a/platform/micaz/contiki-conf.h
+++ b/platform/micaz/contiki-conf.h
@@ -125,10 +125,11 @@
 #define UIP_CONF_ROUTER                 0
 
 /* configure number of neighbors and routes */
-#define NBR_TABLE_CONF_MAX_NEIGHBORS     5
-#define UIP_CONF_MAX_ROUTES   5
+#define NBR_TABLE_CONF_MAX_NEIGHBORS    5
+#define UIP_CONF_MAX_ROUTES             5
 
-#define RPL_CONF_MAX_PARENTS         4
+#define RPL_CONF_MAX_PARENTS            4
+#define RPL_CONF_MAX_DAG_PER_INSTANCE   1
 
 #define UIP_CONF_ND6_SEND_RA		0
 #define UIP_CONF_ND6_REACHABLE_TIME     600000
@@ -140,12 +141,12 @@
 #define UIP_CONF_IPV6_REASSEMBLY        0
 #define UIP_CONF_NETIF_MAX_ADDRESSES    3
 #define UIP_CONF_IP_FORWARD             0
-#define UIP_CONF_BUFFER_SIZE		    240
+#define UIP_CONF_BUFFER_SIZE            200
 
 #define SICSLOWPAN_CONF_COMPRESSION             SICSLOWPAN_COMPRESSION_HC06
 #ifndef SICSLOWPAN_CONF_FRAG
 #define SICSLOWPAN_CONF_FRAG                    1
-#define SICSLOWPAN_CONF_FRAGMENT_BUFFERS        4
+#define SICSLOWPAN_CONF_FRAGMENT_BUFFERS        3
 #define SICSLOWPAN_CONF_MAXAGE                  8
 #endif /* SICSLOWPAN_CONF_FRAG */
 #define SICSLOWPAN_CONF_MAX_ADDR_CONTEXTS       2