diff --git a/boards/nucleo-f303k8/Kconfig b/boards/nucleo-f303k8/Kconfig
index 65f3af3f8b..e9af6e7567 100644
--- a/boards/nucleo-f303k8/Kconfig
+++ b/boards/nucleo-f303k8/Kconfig
@@ -18,7 +18,6 @@ config BOARD_NUCLEO_F303K8
     select HAS_PERIPH_ADC
     select HAS_PERIPH_DMA
     select HAS_PERIPH_PWM
-    select HAS_PERIPH_RTC
     select HAS_PERIPH_SPI
     select HAS_PERIPH_TIMER
     select HAS_PERIPH_UART
diff --git a/boards/nucleo-f303k8/Makefile.features b/boards/nucleo-f303k8/Makefile.features
index 62da69a987..ed9a7f0886 100644
--- a/boards/nucleo-f303k8/Makefile.features
+++ b/boards/nucleo-f303k8/Makefile.features
@@ -5,7 +5,6 @@ CPU_MODEL = stm32f303k8
 FEATURES_PROVIDED += periph_adc
 FEATURES_PROVIDED += periph_dma
 FEATURES_PROVIDED += periph_pwm
-FEATURES_PROVIDED += periph_rtc
 FEATURES_PROVIDED += periph_spi
 FEATURES_PROVIDED += periph_timer
 FEATURES_PROVIDED += periph_uart
diff --git a/tests/pkg_tensorflow-lite/Makefile.ci b/tests/pkg_tensorflow-lite/Makefile.ci
index a9145c55ec..0cd2baf66d 100644
--- a/tests/pkg_tensorflow-lite/Makefile.ci
+++ b/tests/pkg_tensorflow-lite/Makefile.ci
@@ -26,6 +26,7 @@ BOARD_INSUFFICIENT_MEMORY := \
     nucleo-f302r8 \
     nucleo-f303k8 \
     nucleo-f334r8 \
+    nucleo-g071rb \
     nucleo-l011k4 \
     nucleo-l031k6 \
     nucleo-l053r8 \
diff --git a/tests/pthread_cooperation/Makefile b/tests/pthread_cooperation/Makefile
index 184da9ce8c..a9a67f8f13 100644
--- a/tests/pthread_cooperation/Makefile
+++ b/tests/pthread_cooperation/Makefile
@@ -2,7 +2,7 @@ include ../Makefile.tests_common
 
 # nucleo-f303k8 doesn't have enough RAM to run the test so we reduce the stack
 # size for every thread
-ifneq (,$(filter nucleo-f303k8,$(BOARD)))
+ifneq (,$(filter nucleo-f303k8 nucleo-f334r8,$(BOARD)))
   CFLAGS += -DTHREAD_STACKSIZE_DEFAULT=512
 endif