diff --git a/examples/multicast/Makefile b/examples/multicast/Makefile
index 6037c8172..86c16e481 100644
--- a/examples/multicast/Makefile
+++ b/examples/multicast/Makefile
@@ -3,6 +3,8 @@ all: $(CONTIKI_PROJECT)
 
 # nrf52dk only supports slave mode, i.e., with no routing
 PLATFORMS_EXCLUDE = nrf52dk
+# does not fit sky motes
+PLATFORMS_EXCLUDE += sky
 
 CONTIKI = ../..
 
diff --git a/tests/01-compile-base/Makefile b/tests/01-compile-base/Makefile
index 5dfb3f149..7184d69ac 100644
--- a/tests/01-compile-base/Makefile
+++ b/tests/01-compile-base/Makefile
@@ -7,7 +7,6 @@ hello-world/native:MAKE_NET=MAKE_NET_NULLNET \
 hello-world/native:MAKE_ROUTING=MAKE_ROUTING_RPL_CLASSIC \
 hello-world/sky \
 storage/eeprom-test/native \
-multicast/sky \
 libs/logging/native \
 libs/energest/native \
 libs/energest/sky \