diff --git a/intern/guardedalloc/BLO_sys_types.h b/intern/guardedalloc/BLO_sys_types.h
index 4d3ffbe023d..953b2ebad46 100644
--- a/intern/guardedalloc/BLO_sys_types.h
+++ b/intern/guardedalloc/BLO_sys_types.h
@@ -96,6 +96,10 @@ typedef unsigned long uintptr_t;
 
 #include <inttypes.h>
 
+#elif defined(FREE_WINDOWS)
+
+#include <stdint.h>
+
 #else
 
 	/* FreeBSD, Irix, Solaris */
diff --git a/intern/opennl/superlu/BLO_sys_types.h b/intern/opennl/superlu/BLO_sys_types.h
index 4d3ffbe023d..953b2ebad46 100644
--- a/intern/opennl/superlu/BLO_sys_types.h
+++ b/intern/opennl/superlu/BLO_sys_types.h
@@ -96,6 +96,10 @@ typedef unsigned long uintptr_t;
 
 #include <inttypes.h>
 
+#elif defined(FREE_WINDOWS)
+
+#include <stdint.h>
+
 #else
 
 	/* FreeBSD, Irix, Solaris */
diff --git a/source/blender/blenloader/BLO_sys_types.h b/source/blender/blenloader/BLO_sys_types.h
index a519183a1e1..d2818e3adb2 100644
--- a/source/blender/blenloader/BLO_sys_types.h
+++ b/source/blender/blenloader/BLO_sys_types.h
@@ -81,6 +81,10 @@ typedef unsigned long uintptr_t;
 
 #include <inttypes.h>
 
+#elif defined(FREE_WINDOWS)
+
+#include <stdint.h>
+
 #else
 
 	/* FreeBSD, Irix, Solaris */