diff --git a/examples/platform-specific/jn516x/rpl/coap-dongle-node/Makefile b/examples/platform-specific/jn516x/rpl/coap-dongle-node/Makefile
index 2ffbb46dd..1b13ef3e0 100644
--- a/examples/platform-specific/jn516x/rpl/coap-dongle-node/Makefile
+++ b/examples/platform-specific/jn516x/rpl/coap-dongle-node/Makefile
@@ -11,7 +11,6 @@ MODULES += os/lib/json
 PROJECTDIRS += .. ../tools
 PROJECT_SOURCEFILES += rpl-tools.c
 
-CFLAGS += -DWITH_COAP
 MODULES += os/net/app-layer/coap
 
 include $(CONTIKI)/Makefile.include
diff --git a/examples/platform-specific/jn516x/rpl/coap-dr1175-node/Makefile b/examples/platform-specific/jn516x/rpl/coap-dr1175-node/Makefile
index 8a13078e3..9a393ff14 100644
--- a/examples/platform-specific/jn516x/rpl/coap-dr1175-node/Makefile
+++ b/examples/platform-specific/jn516x/rpl/coap-dr1175-node/Makefile
@@ -11,7 +11,6 @@ MODULES += os/lib/json
 PROJECTDIRS += .. ../tools
 PROJECT_SOURCEFILES += rpl-tools.c
 
-CFLAGS += -DWITH_COAP
 MODULES += os/net/app-layer/coap
 
 include $(CONTIKI)/Makefile.include
diff --git a/examples/platform-specific/jn516x/rpl/coap-dr1199-node/Makefile b/examples/platform-specific/jn516x/rpl/coap-dr1199-node/Makefile
index a261e567e..32231f636 100644
--- a/examples/platform-specific/jn516x/rpl/coap-dr1199-node/Makefile
+++ b/examples/platform-specific/jn516x/rpl/coap-dr1199-node/Makefile
@@ -11,7 +11,6 @@ MODULES += os/lib/json
 PROJECTDIRS += .. ../tools
 PROJECT_SOURCEFILES += rpl-tools.c
 
-CFLAGS += -DWITH_COAP
 MODULES += os/net/app-layer/coap
 
 include $(CONTIKI)/Makefile.include
diff --git a/examples/platform-specific/jn516x/tsch/simple-sensor-network/node/Makefile b/examples/platform-specific/jn516x/tsch/simple-sensor-network/node/Makefile
index 307acd305..df37a89af 100644
--- a/examples/platform-specific/jn516x/tsch/simple-sensor-network/node/Makefile
+++ b/examples/platform-specific/jn516x/tsch/simple-sensor-network/node/Makefile
@@ -7,7 +7,6 @@ CONTIKI=../../../../../..
 
 PROJECTDIRS += .. ../../tools
 PROJECT_SOURCEFILES += rpl-tools.c
-CFLAGS += -DWITH_COAP
 MAKE_MAC = MAKE_MAC_TSCH
 MODULES += os/net/app-layer/coap
 MODULES += os/services/orchestra os/lib/json
diff --git a/examples/platform-specific/jn516x/tsch/simple-sensor-network/rpl-border-router/Makefile b/examples/platform-specific/jn516x/tsch/simple-sensor-network/rpl-border-router/Makefile
index c2c5780a2..41c732ba2 100644
--- a/examples/platform-specific/jn516x/tsch/simple-sensor-network/rpl-border-router/Makefile
+++ b/examples/platform-specific/jn516x/tsch/simple-sensor-network/rpl-border-router/Makefile
@@ -9,7 +9,6 @@ PROJECT_SOURCEFILES += slip-bridge.c slip.c
 PROJECTDIRS += .. ../../tools
 PROJECT_SOURCEFILES += rpl-tools.c
 
-CFLAGS += -DWITH_COAP
 MAKE_MAC = MAKE_MAC_TSCH
 MODULES += os/net/app-layer/coap
 MODULES += os/services/orchestra os/lib/json
diff --git a/examples/platform-specific/jn516x/tsch/tx-power-verification/node/Makefile b/examples/platform-specific/jn516x/tsch/tx-power-verification/node/Makefile
index 569cb5a63..977210702 100644
--- a/examples/platform-specific/jn516x/tsch/tx-power-verification/node/Makefile
+++ b/examples/platform-specific/jn516x/tsch/tx-power-verification/node/Makefile
@@ -8,7 +8,6 @@ CONTIKI=../../../../../..
 PROJECTDIRS += .. ../../tools
 PROJECT_SOURCEFILES += rpl-tools.c
 
-CFLAGS += -DWITH_COAP
 MAKE_MAC = MAKE_MAC_TSCH
 MODULES += os/net/app-layer/coap
 MODULES += os/services/orchestra os/lib/json
diff --git a/examples/platform-specific/jn516x/tsch/tx-power-verification/rpl-border-router/Makefile b/examples/platform-specific/jn516x/tsch/tx-power-verification/rpl-border-router/Makefile
index 7d0399fdf..c88fa5a2b 100644
--- a/examples/platform-specific/jn516x/tsch/tx-power-verification/rpl-border-router/Makefile
+++ b/examples/platform-specific/jn516x/tsch/tx-power-verification/rpl-border-router/Makefile
@@ -10,7 +10,6 @@ PROJECT_SOURCEFILES += slip-bridge.c slip.c
 PROJECTDIRS += .. ../../tools
 PROJECT_SOURCEFILES += rpl-tools.c
 
-CFLAGS += -DWITH_COAP
 MAKE_MAC = MAKE_MAC_TSCH
 MODULES += os/net/app-layer/coap
 MODULES += os/services/orchestra os/lib/json
diff --git a/examples/platform-specific/jn516x/tsch/uart1-test-node/Makefile b/examples/platform-specific/jn516x/tsch/uart1-test-node/Makefile
index 78522213b..ca520969d 100644
--- a/examples/platform-specific/jn516x/tsch/uart1-test-node/Makefile
+++ b/examples/platform-specific/jn516x/tsch/uart1-test-node/Makefile
@@ -9,7 +9,6 @@ CONTIKI=../../../../..
 PROJECTDIRS += .. ../tools
 PROJECT_SOURCEFILES += rpl-tools.c
 
-CFLAGS += -DWITH_COAP
 MAKE_MAC = MAKE_MAC_TSCH
 MODULES += os/net/app-layer/coap
 MODULES += os/services/orchestra os/lib/json