diff --git a/tests/conn_can/Makefile.ci b/tests/conn_can/Makefile.ci
index 3457a1f06d..a4e4b8bf00 100644
--- a/tests/conn_can/Makefile.ci
+++ b/tests/conn_can/Makefile.ci
@@ -1,16 +1,21 @@
 BOARD_INSUFFICIENT_MEMORY := \
+    airfy-beacon \
     arduino-duemilanove \
     arduino-leonardo \
     arduino-mega2560 \
     arduino-nano \
     arduino-uno \
     atmega328p \
+    calliope-mini \
     chronos \
     hifive1 \
     hifive1b \
     i-nucleo-lrwan1 \
+    microbit \
     msb-430 \
     msb-430h \
+    nrf51dongle \
+    nrf6310 \
     nucleo-f030r8 \
     nucleo-f031k6 \
     nucleo-f042k6 \
@@ -25,10 +30,12 @@ BOARD_INSUFFICIENT_MEMORY := \
     saml10-xpro \
     saml11-xpro \
     stm32f0discovery \
+    stm32f030f4-demo \
     stm32l0538-disco \
     telosb \
     waspmote-pro \
     wsn430-v1_3b \
     wsn430-v1_4 \
+    yunjia-nrf51822 \
     z1 \
     #