diff --git a/src/slic3r/GUI/CAD/McpControl.cpp b/src/slic3r/GUI/CAD/McpControl.cpp
index 7994f978df..5ae67edbb2 100644
--- a/src/slic3r/GUI/CAD/McpControl.cpp
+++ b/src/slic3r/GUI/CAD/McpControl.cpp
@@ -6,8 +6,6 @@
 #include <Standard_TypeDef.hxx>
 #include <exception>
 #include <cstdint>
-#include <sys/types.h>
-#include <fcntl.h>
 
 #ifndef _WIN32  // POSIX Unix-domain-socket transport only (slice 1)
 
diff --git a/src/slic3r/GUI/ConfigWizard.cpp b/src/slic3r/GUI/ConfigWizard.cpp
index 175a35007a..945e88cc45 100644
--- a/src/slic3r/GUI/ConfigWizard.cpp
+++ b/src/slic3r/GUI/ConfigWizard.cpp
@@ -24,7 +24,6 @@
 #include <set>
 #include "slic3r/GUI/Widgets/StaticLine.hpp"
 #include "slic3r/GUI/BedShapeDialog.hpp"
-#include <sys/types.h>
 #include "slic3r/GUI/wxExtensions.hpp"
 #include <utility>
 #include <unordered_map>
diff --git a/src/slic3r/GUI/ConfigWizard_private.hpp b/src/slic3r/GUI/ConfigWizard_private.hpp
index 3f25e0dd63..c1371f5316 100644
--- a/src/slic3r/GUI/ConfigWizard_private.hpp
+++ b/src/slic3r/GUI/ConfigWizard_private.hpp
@@ -11,7 +11,6 @@
 #include <algorithm>
 #include "libslic3r/Config.hpp"
 #include <map>
-#include <sys/types.h>
 #include <vector>
 #include <set>
 #include <unordered_map>
diff --git a/src/slic3r/GUI/DesktopIntegrationDialog.cpp b/src/slic3r/GUI/DesktopIntegrationDialog.cpp
index 0d0283584a..aa5097a60e 100644
--- a/src/slic3r/GUI/DesktopIntegrationDialog.cpp
+++ b/src/slic3r/GUI/DesktopIntegrationDialog.cpp
@@ -6,7 +6,6 @@
 #include <boost/nowide/convert.hpp>
 #include <boost/filesystem/operations.hpp>
 #include <fstream>
-#include <sys/stat.h>
 #include <cstdlib>
 #include <exception>
 #include "libslic3r_version.h"
diff --git a/src/slic3r/GUI/GUI_App.cpp b/src/slic3r/GUI/GUI_App.cpp
index b2f33ab250..7eaa0aad85 100644
--- a/src/slic3r/GUI/GUI_App.cpp
+++ b/src/slic3r/GUI/GUI_App.cpp
@@ -53,8 +53,6 @@
 #include <boost/optional/optional.hpp>
 #include <fstream>
 #include <boost/none.hpp>
-#include <glib-object.h>
-#include <glib.h>
 #include <cstring>
 #include <cmath>
 #include <climits>
@@ -90,9 +88,7 @@
 #include <wx/chartype.h>
 #include <utility>
 #include <wx/app.h>
-#include <sys/stat.h>
 #include <wx/busycursor.h>
-#include <unistd.h>
 #include <wx/debug.h>
 #include <wx/anybutton.h>
 #include <wx/clntdata.h>
diff --git a/src/slic3r/GUI/GUI_Utils.cpp b/src/slic3r/GUI/GUI_Utils.cpp
index 7320cabcf6..f8ec0d3c90 100644
--- a/src/slic3r/GUI/GUI_Utils.cpp
+++ b/src/slic3r/GUI/GUI_Utils.cpp
@@ -26,8 +26,6 @@
 #include <wx/image.h>
 #include <cstring>
 #include <deque>
-#include <gtk/gtkcssprovider.h>
-#include <glib-object.h>
 #include <fstream>
 
 #ifdef _WIN32
diff --git a/src/slic3r/GUI/InstanceCheck.cpp b/src/slic3r/GUI/InstanceCheck.cpp
index 63cdce2652..8205b5edc3 100644
--- a/src/slic3r/GUI/InstanceCheck.cpp
+++ b/src/slic3r/GUI/InstanceCheck.cpp
@@ -7,9 +7,7 @@
 #include <vector>
 #include <cstdio>
 #include <stdio.h>
-#include <dbus/dbus-shared.h>
 #include <wx/string.h>
-#include <dbus/dbus-protocol.h>
 #include <cstddef>
 #include <cstdlib>
 #include <functional>
diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index d9dae63029..f8f1fcc199 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -4,8 +4,6 @@
 #include "slic3r/GUI/Event.hpp"
 #include <wx/gdicmn.h>
 #include <wx/dcclient.h>
-#include <gdk/gdk.h>
-#include <glib-object.h>
 #include "libslic3r/Utils.hpp"
 #include "slic3r/GUI/GUI_Utils.hpp"
 #include <wx/filehistory.h>
diff --git a/src/slic3r/GUI/MediaPlayCtrl.cpp b/src/slic3r/GUI/MediaPlayCtrl.cpp
index 54f1a14e4d..d7a80a7823 100644
--- a/src/slic3r/GUI/MediaPlayCtrl.cpp
+++ b/src/slic3r/GUI/MediaPlayCtrl.cpp
@@ -58,7 +58,6 @@
 #include <vector>
 #include <utility>
 #include "slic3r/GUI/Jobs/UpgradeNetworkJob.hpp"
-#include <sys/types.h>
 #include <wx/mediactrl.h>
 #include <wx/panel.h>
 #include <wx/utils.h>
diff --git a/src/slic3r/GUI/Mouse3DController.cpp b/src/slic3r/GUI/Mouse3DController.cpp
index 931bac7bec..161bfa7730 100644
--- a/src/slic3r/GUI/Mouse3DController.cpp
+++ b/src/slic3r/GUI/Mouse3DController.cpp
@@ -24,7 +24,6 @@
 #include <map>
 #include <boost/algorithm/string/trim.hpp>
 #include <ios>
-#include <sys/select.h>
 #include <wx/app.h>
 #include <cstdlib>
 #include <wx/glcanvas.h>
diff --git a/src/slic3r/GUI/PresetComboBoxes.cpp b/src/slic3r/GUI/PresetComboBoxes.cpp
index a33c2008f6..28dfbed4a8 100644
--- a/src/slic3r/GUI/PresetComboBoxes.cpp
+++ b/src/slic3r/GUI/PresetComboBoxes.cpp
@@ -10,7 +10,6 @@
 #include <cstddef>
 #include "libslic3r/Preset.hpp"
 #include "libslic3r/Config.hpp"
-#include <glib.h>
 #include <map>
 #include <iterator>
 #include <deque>
diff --git a/src/slic3r/GUI/RemovableDriveManager.cpp b/src/slic3r/GUI/RemovableDriveManager.cpp
index 0562b89887..8cbe89813a 100644
--- a/src/slic3r/GUI/RemovableDriveManager.cpp
+++ b/src/slic3r/GUI/RemovableDriveManager.cpp
@@ -14,9 +14,7 @@
 #include <boost/nowide/convert.hpp>
 #include <boost/log/trivial.hpp>
 #include <string>
-#include <sys/types.h>
 #include <vector>
-#include <unistd.h>
 #include <wx/utils.h>
 #include <mutex>
 #include <system_error>
diff --git a/src/slic3r/GUI/Widgets/Label.cpp b/src/slic3r/GUI/Widgets/Label.cpp
index 067f6ba876..da5e9b72af 100644
--- a/src/slic3r/GUI/Widgets/Label.cpp
+++ b/src/slic3r/GUI/Widgets/Label.cpp
@@ -2,7 +2,6 @@
 #include "Label.hpp"
 #include "StaticBox.hpp"
 #include <wx/font.h>
-#include <strings.h>
 #include <string>
 #include <wx/dlimpexp.h>
 #include <wx/dc.h>
diff --git a/src/slic3r/GUI/Widgets/WebView.cpp b/src/slic3r/GUI/Widgets/WebView.cpp
index 6837d963ae..9a4d5f90b0 100644
--- a/src/slic3r/GUI/Widgets/WebView.cpp
+++ b/src/slic3r/GUI/Widgets/WebView.cpp
@@ -8,10 +8,7 @@
 
 #include <cassert>
 #include <chrono>
-#include <glib.h>
-#include <gio/gio.h>
 #include <cstddef>
-#include <glib-object.h>
 #include <exception>
 #include <thread>