diff --git a/tests/cpp11_condition_variable/Makefile.ci b/tests/cpp11_condition_variable/Makefile.ci
deleted file mode 100644
index 76639afed..000000000
--- a/tests/cpp11_condition_variable/Makefile.ci
+++ /dev/null
@@ -1,13 +0,0 @@
-# ROM is overflowing for these boards when using
-# gcc-arm-none-eabi-4.9.3.2015q2-1trusty1 from ppa:terry.guo/gcc-arm-embedded
-# (Travis is using this PPA currently, 2015-06-23)
-# Debian jessie libstdc++-arm-none-eabi-newlib-4.8.3-9+4 works fine, though.
-# Remove this line if Travis is upgraded to a different toolchain which does
-# not pull in all C++ locale code whenever exceptions are used.
-BOARD_INSUFFICIENT_MEMORY := \
-    i-nucleo-lrwan1 \
-    nucleo-f334r8 \
-    spark-core \
-    stm32f0discovery \
-    stm32l0538-disco \
-    #
diff --git a/tests/cpp11_mutex/Makefile.ci b/tests/cpp11_mutex/Makefile.ci
deleted file mode 100644
index 76639afed..000000000
--- a/tests/cpp11_mutex/Makefile.ci
+++ /dev/null
@@ -1,13 +0,0 @@
-# ROM is overflowing for these boards when using
-# gcc-arm-none-eabi-4.9.3.2015q2-1trusty1 from ppa:terry.guo/gcc-arm-embedded
-# (Travis is using this PPA currently, 2015-06-23)
-# Debian jessie libstdc++-arm-none-eabi-newlib-4.8.3-9+4 works fine, though.
-# Remove this line if Travis is upgraded to a different toolchain which does
-# not pull in all C++ locale code whenever exceptions are used.
-BOARD_INSUFFICIENT_MEMORY := \
-    i-nucleo-lrwan1 \
-    nucleo-f334r8 \
-    spark-core \
-    stm32f0discovery \
-    stm32l0538-disco \
-    #
diff --git a/tests/cpp11_thread/Makefile.ci b/tests/cpp11_thread/Makefile.ci
deleted file mode 100644
index 76639afed..000000000
--- a/tests/cpp11_thread/Makefile.ci
+++ /dev/null
@@ -1,13 +0,0 @@
-# ROM is overflowing for these boards when using
-# gcc-arm-none-eabi-4.9.3.2015q2-1trusty1 from ppa:terry.guo/gcc-arm-embedded
-# (Travis is using this PPA currently, 2015-06-23)
-# Debian jessie libstdc++-arm-none-eabi-newlib-4.8.3-9+4 works fine, though.
-# Remove this line if Travis is upgraded to a different toolchain which does
-# not pull in all C++ locale code whenever exceptions are used.
-BOARD_INSUFFICIENT_MEMORY := \
-    i-nucleo-lrwan1 \
-    nucleo-f334r8 \
-    spark-core \
-    stm32f0discovery \
-    stm32l0538-disco \
-    #