diff --git a/src/stdio_print.cpp b/src/stdio_print.cpp
index b3546f6..2c8239c 100644
--- a/src/stdio_print.cpp
+++ b/src/stdio_print.cpp
@@ -1,5 +1,5 @@
 #include <stdio.h>
-#include <knx/bits.h>
+#include "knx/bits.h"
 
 void print(const char* s)
 {
diff --git a/src/stm32_platform.cpp b/src/stm32_platform.cpp
index 1de6411..0d5022d 100644
--- a/src/stm32_platform.cpp
+++ b/src/stm32_platform.cpp
@@ -1,12 +1,12 @@
 #include "stm32_platform.h"
+#include "knx/bits.h"
+#include "ring_buffer.h"
 #include <stdio.h>
 #include <errno.h>
 #include <sys/stat.h>
 #include <sys/times.h>
 #include <sys/unistd.h>
-#include <knx/bits.h>
 #include <string.h>
-#include <ring_buffer.h>
 #include <main.h>