diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp
index 49d7eae600..a5291481d0 100644
--- a/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/src/slic3r/GUI/GLCanvas3D.cpp
@@ -11,7 +11,7 @@
 #include "libslic3r/ExtrusionEntity.hpp"
 #include "libslic3r/Layer.hpp"
 #include "libslic3r/Utils.hpp"
-#include "libslic3r/LocaleUtils.hpp"
+#include "libslic3r/LocalesUtils.hpp"
 #include "libslic3r/Technologies.hpp"
 #include "libslic3r/Tesselate.hpp"
 #include "libslic3r/PresetBundle.hpp"