diff --git a/.gitmodules b/.gitmodules
index d8c8bd28..8fbcde15 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -94,3 +94,9 @@
 [submodule "qtx11extras"]
 	path = qtx11extras
 	url = ../qtx11extras.git
+[submodule "qtmacextras"]
+	path = qtmacextras
+	url = ../qtmacextras.git
+[submodule "qtwinextras"]
+	path = qtwinextras
+	url = ../qtwinextras.git
diff --git a/init-repository b/init-repository
index 09adc994..b355ffa3 100755
--- a/init-repository
+++ b/init-repository
@@ -226,6 +226,7 @@ my %GERRIT_REPOS = map { $_ => "qt/$_" } qw(
     qtjsondb
     qtjsbackend
     qtlocation
+    qtmacextras
     qtmultimedia
     qtpim
     qtqa
@@ -242,6 +243,7 @@ my %GERRIT_REPOS = map { $_ => "qt/$_" } qw(
     qtwayland
     qtwebkit
     qtwebkit-examples
+    qtwinextras
     qtx11extras
     qtxmlpatterns
 );
diff --git a/qt.pro b/qt.pro
index 218701ab..be514090 100644
--- a/qt.pro
+++ b/qt.pro
@@ -54,6 +54,8 @@ defineTest(addModule) {
 # it may not build.
 
 addModule(qtbase)
+addModule(qtmacextras, qtbase)
+addModule(qtwinextras, qtbase)
 addModule(qtx11extras, qtbase)
 addModule(qlalr, qtbase)
 addModule(qtsvg, qtbase)
diff --git a/qtmacextras b/qtmacextras
new file mode 160000
index 00000000..e537fada
--- /dev/null
+++ b/qtmacextras
@@ -0,0 +1 @@
+Subproject commit e537fadafafb6e91be4597a779a77c8cce5b83b3
diff --git a/qtwinextras b/qtwinextras
new file mode 160000
index 00000000..44781512
--- /dev/null
+++ b/qtwinextras
@@ -0,0 +1 @@
+Subproject commit 447815121b25c2de61eba8446ad5db57ae739b50