diff --git a/tools/xmake.lua b/tools/xmake.lua
index 82efff569..d9e26212c 100644
--- a/tools/xmake.lua
+++ b/tools/xmake.lua
@@ -23,7 +23,7 @@ rule("qt5.moc")
     set_extensions(".h", ".hpp")
     before_buildcmd_file(function (target, batchcmds, sourcefile, opt)
 		local qtbase = target:dep("qt5core")
-        local qt = assert(qtbase:data("qtdir"), "qt not found!")
+        local qt = assert(qtbase:fetch().qtbase, "qt not found!")
 
         -- imports
         import("core.tool.compiler")
@@ -96,7 +96,9 @@ target("NazaraShaderNodes")
 	add_deps("NazaraShader")
 	add_packages("nodeeditor")
 	add_packages("qt5core", "qt5gui", "qt5widgets")
-    add_cxflags("-fPIC")
+	if not is_plat("windows") then
+		add_cxflags("-fPIC")
+	end
 
 	add_includedirs("../src")
 	add_headerfiles("../src/ShaderNode/**.hpp", "../src/ShaderNode/**.inl")
diff --git a/xmake-repo/packages/q/qt5base/xmake.lua b/xmake-repo/packages/q/qt5base/xmake.lua
index e6ccd8545..d9340ec71 100644
--- a/xmake-repo/packages/q/qt5base/xmake.lua
+++ b/xmake-repo/packages/q/qt5base/xmake.lua
@@ -13,21 +13,18 @@ package("qt5base")
     on_fetch(function (package, opt)
         local qt = package:data("qtdir")
         if qt then
-            return {
-                qtdir = qt
-            }
+            return qt
         end
 
         if os.isfile(package:manifest_file()) then
-            local qt = package:installdir()
-            package:data_set("qtdir", {
-                bindir = path.join(qt, "bin"),
-                includedir = path.join(qt, "include"),
-                libdir = path.join(qt, "lib")
-            })
-            return {
-                qtdir = qt
+            local installdir = package:installdir()
+            local qt = {
+                bindir = path.join(installdir, "bin"),
+                includedir = path.join(installdir, "include"),
+                libdir = path.join(installdir, "lib")
             }
+            package:data_set("qtdir", qt)
+            return qt
         end
 
         if not opt.system then
@@ -41,10 +38,7 @@ package("qt5base")
         end
 
         package:data_set("qtdir", qt)
-        return {
-            version = qt.sdkver,
-            qtdir = qt,
-        }
+        return qt
     end)
 
     on_install("windows", "linux", "macosx", "mingw", "android", "iphoneos", function (package)
diff --git a/xmake-repo/packages/q/qt5core/xmake.lua b/xmake-repo/packages/q/qt5core/xmake.lua
index 5922758f3..2286206cb 100644
--- a/xmake-repo/packages/q/qt5core/xmake.lua
+++ b/xmake-repo/packages/q/qt5core/xmake.lua
@@ -10,16 +10,16 @@ package("qt5core")
 
     on_fetch(function (package)
         local base = package:dep("qt5base")
-        local qt = base:data("qtdir")
+        local qt = base:fetch()
         if not qt then
             return
         end
 
         return {
             qtdir = qt,
+            includedirs = {qt.includedir, path.join(qt.includedir, "QtCore")},
             links = table.wrap("Qt5Core" .. (package:is_plat("windows") and package:is_debug() and "d" or "")),
-            linkdirs = table.wrap(qt.libdir),
-            includedirs = table.wrap(qt.includedir)
+            linkdirs = table.wrap(qt.libdir)
         }
     end)
 
@@ -30,5 +30,10 @@ package("qt5core")
     end)
 
     on_test(function (package)
-    
+        assert(package:check_cxxsnippets({test = [[
+            int test(int argc, char** argv) {
+                QCoreApplication app (argc, argv);
+                return app.exec();
+            }
+        ]]}, {configs = {languages = "c++14", cxflags = not package:is_plat("windows") and "-fPIC" or nil}, includes = {"QCoreApplication"}}))
     end)
diff --git a/xmake-repo/packages/q/qt5gui/xmake.lua b/xmake-repo/packages/q/qt5gui/xmake.lua
index b1051dc73..5529d4a37 100644
--- a/xmake-repo/packages/q/qt5gui/xmake.lua
+++ b/xmake-repo/packages/q/qt5gui/xmake.lua
@@ -10,23 +10,29 @@ package("qt5gui")
 
     on_fetch(function (package)
         local base = package:dep("qt5base")
-        local qt = base:data("qtdir")
+        local qt = base:fetch()
         if not qt then
             return
         end
 
         return {
+            includedirs = {qt.includedir, path.join(qt.includedir, "QtGui")},
             links = table.wrap("Qt5Gui" .. (package:is_plat("windows") and package:is_debug() and "d" or "")),
             linkdirs = table.wrap(qt.libdir),
-            includedirs = table.wrap(qt.includedir)
         }
     end)
 
     on_install(function (package)
         local base = package:dep("qt5base")
-        local qt = base:data("qtdir")
+        local qt = base:fetch()
         assert(qt, "qt5base is required")
     end)
 
     on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            int test(int argc, char** argv) {
+                QGuiApplication app (argc, argv);
+                return app.exec();
+            }
+        ]]}, {configs = {languages = "c++14", cxflags = not package:is_plat("windows") and "-fPIC" or nil}, includes = {"QGuiApplication"}}))
     end)
diff --git a/xmake-repo/packages/q/qt5widgets/xmake.lua b/xmake-repo/packages/q/qt5widgets/xmake.lua
index 95b1f46a4..247013719 100644
--- a/xmake-repo/packages/q/qt5widgets/xmake.lua
+++ b/xmake-repo/packages/q/qt5widgets/xmake.lua
@@ -16,9 +16,9 @@ package("qt5widgets")
         end
 
         return {
+            includedirs = {qt.includedir, path.join(qt.includedir, "QtWidgets")},
             links = table.wrap("Qt5Widgets" .. (package:is_plat("windows") and package:is_debug() and "d" or "")),
-            linkdirs = table.wrap(qt.libdir),
-            includedirs = table.wrap(qt.includedir)
+            linkdirs = table.wrap(qt.libdir)
         }
     end)
 
@@ -29,4 +29,14 @@ package("qt5widgets")
     end)
 
     on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            int test(int argc, char** argv) {
+                QApplication app (argc, argv);
+
+                QPushButton button ("Hello world !");
+                button.show();
+
+                return app.exec();
+            }
+        ]]}, {configs = {languages = "c++14", cxflags = not package:is_plat("windows") and "-fPIC" or nil}, includes = {"QApplication", "QPushButton"}}))
     end)