diff --git a/tests/build-arduino-nano b/tests/build-arduino-nano
index f57434b62288f1b7b84ab3ba657c3f8f77aa2b01..b25414f26c5e1636edb9840086a5c90a8568758c 100755
--- a/tests/build-arduino-nano
+++ b/tests/build-arduino-nano
@@ -2,6 +2,8 @@
 
 set -e
 
+touch .config
+
 apps="bme680-max44009-logger button-and-motion-logger
 	donothing i2cdetect ledblink mpu9250_motionlog
 	shell ssd1306test sysinfo timertest
diff --git a/tests/build-atmega2560 b/tests/build-atmega2560
index 1983e4a2c46619a553d19d88bfdd27f4fc43addd..4023de09d27a21e7ac9f684e78e9a532ee002073 100755
--- a/tests/build-atmega2560
+++ b/tests/build-atmega2560
@@ -2,6 +2,8 @@
 
 set -e
 
+touch .config
+
 apps="donothing ledblink
 	sysinfo timertest
 	waittest"
diff --git a/tests/build-esp8266 b/tests/build-esp8266
index 8f7d107d09610cf4c3b9061303cd60c54f410fee..3cf9bd6767706e2780b9d6494b3165595be37cba 100755
--- a/tests/build-esp8266
+++ b/tests/build-esp8266
@@ -2,6 +2,8 @@
 
 set -e
 
+touch .config
+
 for app in deflatetest donothing ledblink sysinfo; do
 	make -B arch=esp8266 app=$app build/system.elf
 done
diff --git a/tests/build-msp430fr5969lp b/tests/build-msp430fr5969lp
index c23a882baaf745794d716367da81c6e7bd2d44a6..c809a47c6d37d8e2cf9a1081d823129b0460ad8a 100755
--- a/tests/build-msp430fr5969lp
+++ b/tests/build-msp430fr5969lp
@@ -2,6 +2,8 @@
 
 set -e
 
+touch .config
+
 apps="bme680-max44009-logger
 	countertest donothing i2cdetect ledblink
 	nrf24l01test ssd1306test sharp96test shell sysinfo timertest
diff --git a/tests/build-msp430fr5994lp b/tests/build-msp430fr5994lp
index 7b2a4bfd7ecf89b39764cb20f8f5c3f0a63a0fb9..41b41fda464cc27fc651a6163d3e005f67addb47 100755
--- a/tests/build-msp430fr5994lp
+++ b/tests/build-msp430fr5994lp
@@ -2,6 +2,8 @@
 
 set -e
 
+touch .config
+
 apps="bme680-max44009-logger
 	countertest deflatetest donothing i2cdetect ledblink
 	nrf24l01test ssd1306test sharp96-bad-apple sharp96test shell sysinfo timertest
diff --git a/tests/build-stm32f446re-nucleo b/tests/build-stm32f446re-nucleo
index dee6a417b36c1ea92900f27e91ea5b81942c2b26..52e8f4175fcaf1d4a0ca1f4163662a1c9ff28f8f 100755
--- a/tests/build-stm32f446re-nucleo
+++ b/tests/build-stm32f446re-nucleo
@@ -2,6 +2,8 @@
 
 set -e
 
+touch .config
+
 apps="countertest deflatetest donothing ledblink
 	sysinfo"
 
diff --git a/tests/posix b/tests/posix
index c331048fdf0ebd697695a1f35296ea0ba2c28ce8..e3327a70304235395abee28a8cb39c4004ba3b60 100755
--- a/tests/posix
+++ b/tests/posix
@@ -8,6 +8,8 @@ uarttest() {
 	~/var/projects/uarttest/bin/uarttest.py "$@"
 }
 
+touch .config
+
 uarttest --runtime=2 --check "grep 'Hello, World!$'" '!build/system.elf' './mp app=test_basic arch=posix loop={!1} aspectc={0!1} gpio_trace={!1} arch_drivers={!counter} drivers={!softi2c}'
 
 # Loop