diff --git a/src/Directory.cpp b/src/Directory.cpp
index 212b7cfd4..645384a4f 100644
--- a/src/Directory.cpp
+++ b/src/Directory.cpp
@@ -35,6 +35,10 @@
 #include <Directory.h>
 #include <cmake.h>
 
+#ifdef SOLARIS
+#include <limits.h>
+#endif
+
 ////////////////////////////////////////////////////////////////////////////////
 Directory::Directory ()
 {