diff --git a/src/Mod/Inspection/Gui/VisualInspection.cpp b/src/Mod/Inspection/Gui/VisualInspection.cpp
index 66850e314..8484f7d4c 100644
--- a/src/Mod/Inspection/Gui/VisualInspection.cpp
+++ b/src/Mod/Inspection/Gui/VisualInspection.cpp
@@ -22,6 +22,9 @@
 
 
 #include "PreCompiled.h"
+#ifndef _PreComp_
+# include <cfloat>
+#endif
 #include "VisualInspection.h"
 #include "ui_VisualInspection.h"