diff --git a/libcommon/src/iob_stm32_nonblocking.c b/libcommon/src/iob_stm32_nonblocking.c
index 4ca0f50..ff33e93 100644
--- a/libcommon/src/iob_stm32_nonblocking.c
+++ b/libcommon/src/iob_stm32_nonblocking.c
@@ -95,8 +95,13 @@ static FILE __stdin = FDEV_SETUP_STREAM(NULL, my_stdin_getc, NULL, _FDEV_SETUP_R
 static FILE __stdout = FDEV_SETUP_STREAM(my_stdout_putc, NULL, my_stdout_flush, _FDEV_SETUP_WRITE);
 static FILE __stderr = FDEV_SETUP_STREAM(my_stderr_putc, NULL, NULL, _FDEV_SETUP_WRITE);
 
+#ifndef PICOLIBC_STDIO_GLOBALS
 FILE *const __iob[3] = { &__stdin, &__stdout, &__stderr };
-
+#else
+FILE *const stdin = &__stdin;
+FILE *const stdout = &__stdout;
+FILE *const stderr = &__stderr;
+#endif
 
 #include <libcommon/microvty.h>