diff --git a/examples/dtls-echo/Makefile b/examples/dtls-echo/Makefile
index 26d1c4291f..d1ed70d12a 100644
--- a/examples/dtls-echo/Makefile
+++ b/examples/dtls-echo/Makefile
@@ -10,7 +10,7 @@ RIOTBASE ?= $(CURDIR)/../..
 # TinyDTLS only has support for 32-bit architectures ATM
 BOARD_BLACKLIST := arduino-duemilanove arduino-mega2560 arduino-uno chronos \
                    msb-430 msb-430h telosb waspmote-pro wsn430-v1_3b wsn430-v1_4 \
-                   z1
+                   z1 jiminy-mega256rfr2
 
 BOARD_INSUFFICIENT_MEMORY := airfy-beacon b-l072z-lrwan1 bluepill calliope-mini \
                              cc2650-launchpad cc2650stk maple-mini \
diff --git a/examples/javascript/Makefile b/examples/javascript/Makefile
index 042975bf97..fa25993b88 100644
--- a/examples/javascript/Makefile
+++ b/examples/javascript/Makefile
@@ -14,7 +14,7 @@ BOARD_INSUFFICIENT_MEMORY := airfy-beacon b-l072z-lrwan1 bluepill calliope-mini
 
 BOARD_BLACKLIST := arduino-duemilanove arduino-mega2560 arduino-uno chronos \
                    msb-430 msb-430h telosb waspmote-pro wsn430-v1_3b \
-                   wsn430-v1_4 z1 pic32-wifire pic32-clicker
+                   wsn430-v1_4 z1 pic32-wifire pic32-clicker jiminy-mega256rfr2
 
 # Comment this out to disable code in RIOT that does safety checking
 # which is not needed in a production environment but helps in the