diff --git a/src/Mod/Mesh/Gui/PreCompiled.h b/src/Mod/Mesh/Gui/PreCompiled.h
index e492cbd9aa..8e9b804a4e 100644
--- a/src/Mod/Mesh/Gui/PreCompiled.h
+++ b/src/Mod/Mesh/Gui/PreCompiled.h
@@ -44,6 +44,7 @@
 
 // standard
 #include <ios>
+#include <cfloat>
 
 // STL
 #include <algorithm>