diff --git a/include/sta/os2/mutex.hpp b/include/sta/os2/mutex.hpp
index 2dc91ae..7f8c6fb 100644
--- a/include/sta/os2/mutex.hpp
+++ b/include/sta/os2/mutex.hpp
@@ -4,7 +4,7 @@
 #ifndef STA_OS2_MUTEX_HPP
 #define STA_OS2_MUTEX_HPP
 
-#include <sta/mutex.hpp>
+#include <sta/intf/mutex.hpp>
 
 #include <cmsis_os2.h>
 
diff --git a/include/sta/os2/signal.hpp b/include/sta/os2/signal.hpp
index 94fcef1..43b73f4 100644
--- a/include/sta/os2/signal.hpp
+++ b/include/sta/os2/signal.hpp
@@ -4,7 +4,7 @@
 #ifndef STA_OS2_SIGNAL_HPP
 #define STA_OS2_SIGNAL_HPP
 
-#include <sta/signal.hpp>
+#include <sta/intf/signal.hpp>
 
 #include <cmsis_os2.h>