diff --git a/src/GuillotineBinPack.cpp b/src/GuillotineBinPack.cpp
index 2131ed5db..5efbbf8a1 100644
--- a/src/GuillotineBinPack.cpp
+++ b/src/GuillotineBinPack.cpp
@@ -7,6 +7,7 @@
 */
 
 #include <cassert>
+#include <limits.h>
 #include "templates.h"
 #include "GuillotineBinPack.h"
 
diff --git a/src/SkylineBinPack.cpp b/src/SkylineBinPack.cpp
index 4e9de153e..cb0be54e1 100644
--- a/src/SkylineBinPack.cpp
+++ b/src/SkylineBinPack.cpp
@@ -7,6 +7,7 @@
 */
 
 #include <cassert>
+#include <limits.h>
 #include "templates.h"
 
 #include "SkylineBinPack.h"