diff --git a/pkg/tinyusb/cdc_acm_stdio/Kconfig b/pkg/tinyusb/cdc_acm_stdio/Kconfig
index b25cf791e5..91addc0a19 100644
--- a/pkg/tinyusb/cdc_acm_stdio/Kconfig
+++ b/pkg/tinyusb/cdc_acm_stdio/Kconfig
@@ -14,5 +14,6 @@ config MODULE_STDIO_TINYUSB_CDC_ACM
     depends on MODULE_TINYUSB_DEVICE
     depends on MODULE_TINYUSB_CLASS_CDC
     select MODULE_STDIO_AVAILABLE
+    select USE_STDOUT_BUFFERED
 
 endchoice
diff --git a/sys/Kconfig.picolibc b/sys/Kconfig.picolibc
index cabfc3d015..ccb18a9528 100644
--- a/sys/Kconfig.picolibc
+++ b/sys/Kconfig.picolibc
@@ -7,7 +7,7 @@
 
 if MODULE_PICOLIBC
 
-config PICOLIBC_STDOUT_BUFFERED
+config MODULE_PICOLIBC_STDOUT_BUFFERED
     bool "Buffered standard output"
     default USE_STDOUT_BUFFERED
     help
diff --git a/sys/Kconfig.stdio b/sys/Kconfig.stdio
index e29bf20a88..15e5f28597 100644
--- a/sys/Kconfig.stdio
+++ b/sys/Kconfig.stdio
@@ -34,6 +34,7 @@ config MODULE_STDIO_SEMIHOSTING
     depends on HAS_ARCH_ARM || HAS_ARCH_RISCV
     select MODULE_ZTIMER
     select MODULE_ZTIMER_MSEC
+    select USE_STDOUT_BUFFERED
 
 config MODULE_SLIPDEV_STDIO
     bool "SLIP network device"
diff --git a/sys/usb/usbus/cdc/acm/Kconfig b/sys/usb/usbus/cdc/acm/Kconfig
index 524e4b9cb1..897ce2b230 100644
--- a/sys/usb/usbus/cdc/acm/Kconfig
+++ b/sys/usb/usbus/cdc/acm/Kconfig
@@ -61,5 +61,7 @@ config MODULE_STDIO_CDC_ACM
     depends on MODULE_USBUS_CDC_ACM && !MODULE_TINYUSB_DEVICE
     select MODULE_ISRPIPE
     select MODULE_STDIO_AVAILABLE
+    select USE_STDOUT_BUFFERED
+
 
 endchoice