diff --git a/examples/lua_REPL/Makefile b/examples/lua_REPL/Makefile
index 45b1c92149..6f425101da 100644
--- a/examples/lua_REPL/Makefile
+++ b/examples/lua_REPL/Makefile
@@ -27,7 +27,7 @@ BOARD_INSUFFICIENT_MEMORY := blackpill bluepill calliope-mini cc2650-launchpad \
                              sodaq-one sodaq-sara-aff stk3600 stm32f3discovery \
                              stm32l0538-disco yunjia-nrf51822 \
                              esp8266-esp-12x esp8266-olimex-mod \
-                             esp8266-sparkfun-thing firefly
+                             esp8266-sparkfun-thing firefly samr34-xpro \
 
 BOARD_BLACKLIST := arduino-duemilanove arduino-leonardo \
                    arduino-mega2560 arduino-nano arduino-uno \
diff --git a/tests/unittests/Makefile b/tests/unittests/Makefile
index 5b3b12584d..c6f1b48d4b 100644
--- a/tests/unittests/Makefile
+++ b/tests/unittests/Makefile
@@ -81,6 +81,7 @@ BOARD_INSUFFICIENT_MEMORY := airfy-beacon \
                              samd21-xpro \
                              samr21-xpro \
                              samr30-xpro \
+                             samr34-xpro \
                              sensebox_samd21 \
                              slstk3401a \
                              sltb001a \