diff --git a/xs/CMakeLists.txt b/xs/CMakeLists.txt
index c44a08aab..04635cd2b 100644
--- a/xs/CMakeLists.txt
+++ b/xs/CMakeLists.txt
@@ -178,7 +178,7 @@ add_library(libslic3r_gui STATIC
     ${LIBDIR}/slic3r/GUI/GUI.cpp
     ${LIBDIR}/slic3r/GUI/GUI.hpp
     ${LIBDIR}/slic3r/GUI/Tab.cpp
-    ${LIBDIR}/slic3r/GUI/Tab.h
+    ${LIBDIR}/slic3r/GUI/Tab.hpp
     ${LIBDIR}/slic3r/GUI/TabIface.cpp
     ${LIBDIR}/slic3r/GUI/TabIface.hpp
     ${LIBDIR}/slic3r/GUI/Field.cpp
diff --git a/xs/src/slic3r/GUI/GUI.cpp b/xs/src/slic3r/GUI/GUI.cpp
index d3f7efd41..2503bbb5b 100644
--- a/xs/src/slic3r/GUI/GUI.cpp
+++ b/xs/src/slic3r/GUI/GUI.cpp
@@ -32,7 +32,7 @@
 #include <wx/sizer.h>
 #include <wx/window.h>
 
-#include "Tab.h"
+#include "Tab.hpp"
 #include "TabIface.hpp"
 #include "AppConfig.hpp"
 
diff --git a/xs/src/slic3r/GUI/Tab.cpp b/xs/src/slic3r/GUI/Tab.cpp
index b575e557c..9d3e23474 100644
--- a/xs/src/slic3r/GUI/Tab.cpp
+++ b/xs/src/slic3r/GUI/Tab.cpp
@@ -11,7 +11,7 @@
 #include <wx/imaglist.h>
 #include <wx/settings.h>
 
-#include "Tab.h"
+#include "Tab.hpp"
 #include "PresetBundle.hpp"
 #include "PresetHints.hpp"
 #include "../../libslic3r/Utils.hpp"
diff --git a/xs/src/slic3r/GUI/Tab.h b/xs/src/slic3r/GUI/Tab.hpp
similarity index 100%
rename from xs/src/slic3r/GUI/Tab.h
rename to xs/src/slic3r/GUI/Tab.hpp
diff --git a/xs/src/slic3r/GUI/TabIface.cpp b/xs/src/slic3r/GUI/TabIface.cpp
index 0155effc7..141fdbe64 100644
--- a/xs/src/slic3r/GUI/TabIface.cpp
+++ b/xs/src/slic3r/GUI/TabIface.cpp
@@ -1,5 +1,5 @@
 #include "TabIface.hpp"
-#include "Tab.h"
+#include "Tab.hpp"
 
 namespace Slic3r {