diff --git a/iceoryx_platform/unix/include/iceoryx_platform/semaphore.hpp b/iceoryx_platform/unix/include/iceoryx_platform/semaphore.hpp
index 34a2031025..baf0954035 100644
--- a/iceoryx_platform/unix/include/iceoryx_platform/semaphore.hpp
+++ b/iceoryx_platform/unix/include/iceoryx_platform/semaphore.hpp
@@ -19,6 +19,7 @@
 
 #include <cstdint>
 #include <semaphore.h>
+#include <sys/types.h>
 
 using iox_sem_t = sem_t;