diff --git a/orbis-kernel/include/orbis/utils/Rc.hpp b/orbis-kernel/include/orbis/utils/Rc.hpp
index fe59d14f7..22d4efc13 100644
--- a/orbis-kernel/include/orbis/utils/Rc.hpp
+++ b/orbis-kernel/include/orbis/utils/Rc.hpp
@@ -2,6 +2,7 @@
 
 #include <atomic>
 #include <cassert>
+#include <cstdlib>
 #include <type_traits>
 #include <utility>
 
diff --git a/rpcsx-os/thread.cpp b/rpcsx-os/thread.cpp
index 3de312614..8fca36835 100644
--- a/rpcsx-os/thread.cpp
+++ b/rpcsx-os/thread.cpp
@@ -5,6 +5,7 @@
 #include <immintrin.h>
 #include <link.h>
 #include <linux/prctl.h>
+#include <string>
 #include <sys/prctl.h>
 #include <sys/ucontext.h>
 #include <ucontext.h>