diff --git a/src/core/os_linux.c b/src/core/os_linux.c
index e1d0a09c..302eb574 100644
--- a/src/core/os_linux.c
+++ b/src/core/os_linux.c
@@ -1,6 +1,10 @@
 #include "os.h"
 #include <string.h>
 #include <time.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <pwd.h>
 
 #include "os_glfw.h"