diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_linux_libcdep.cc b/compiler-rt/lib/sanitizer_common/sanitizer_linux_libcdep.cc
index c7fa9141eb5f..0608898a1464 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_linux_libcdep.cc
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_linux_libcdep.cc
@@ -52,6 +52,7 @@
 #endif
 
 #if SANITIZER_SOLARIS
+#include <stdlib.h>
 #include <thread.h>
 #endif