diff --git a/configure b/configure
index 345c6029f60..86f3a78a44f 100755
--- a/configure
+++ b/configure
@@ -1250,6 +1250,7 @@ enable_ext_ms_win_kernel32_package_current_l1_1_0
 enable_ext_ms_win_kernel32_package_l1_1_1
 enable_ext_ms_win_ntuser_draw_l1_1_0
 enable_ext_ms_win_ntuser_message_l1_1_1
+enable_ext_ms_win_ntuser_mouse_l1_1_0
 enable_ext_ms_win_ntuser_private_l1_1_1
 enable_ext_ms_win_ntuser_rectangle_ext_l1_1_0
 enable_ext_ms_win_ntuser_uicontext_ext_l1_1_0
@@ -18603,6 +18604,7 @@ wine_fn_config_makefile dlls/ext-ms-win-kernel32-package-current-l1-1-0 enable_e
 wine_fn_config_makefile dlls/ext-ms-win-kernel32-package-l1-1-1 enable_ext_ms_win_kernel32_package_l1_1_1
 wine_fn_config_makefile dlls/ext-ms-win-ntuser-draw-l1-1-0 enable_ext_ms_win_ntuser_draw_l1_1_0
 wine_fn_config_makefile dlls/ext-ms-win-ntuser-message-l1-1-1 enable_ext_ms_win_ntuser_message_l1_1_1
+wine_fn_config_makefile dlls/ext-ms-win-ntuser-mouse-l1-1-0 enable_ext_ms_win_ntuser_mouse_l1_1_0
 wine_fn_config_makefile dlls/ext-ms-win-ntuser-private-l1-1-1 enable_ext_ms_win_ntuser_private_l1_1_1
 wine_fn_config_makefile dlls/ext-ms-win-ntuser-rectangle-ext-l1-1-0 enable_ext_ms_win_ntuser_rectangle_ext_l1_1_0
 wine_fn_config_makefile dlls/ext-ms-win-ntuser-uicontext-ext-l1-1-0 enable_ext_ms_win_ntuser_uicontext_ext_l1_1_0
diff --git a/configure.ac b/configure.ac
index 55e8e4544a1..e1a1a5b0654 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3247,6 +3247,7 @@ WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-kernel32-package-current-l1-1-0)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-kernel32-package-l1-1-1)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-ntuser-draw-l1-1-0)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-ntuser-message-l1-1-1)
+WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-ntuser-mouse-l1-1-0)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-ntuser-private-l1-1-1)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-ntuser-rectangle-ext-l1-1-0)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-ntuser-uicontext-ext-l1-1-0)
diff --git a/dlls/ext-ms-win-ntuser-mouse-l1-1-0/Makefile.in b/dlls/ext-ms-win-ntuser-mouse-l1-1-0/Makefile.in
new file mode 100644
index 00000000000..c408dbbe052
--- /dev/null
+++ b/dlls/ext-ms-win-ntuser-mouse-l1-1-0/Makefile.in
@@ -0,0 +1 @@
+MODULE    = ext-ms-win-ntuser-mouse-l1-1-0.dll
diff --git a/dlls/ext-ms-win-ntuser-mouse-l1-1-0/ext-ms-win-ntuser-mouse-l1-1-0.spec b/dlls/ext-ms-win-ntuser-mouse-l1-1-0/ext-ms-win-ntuser-mouse-l1-1-0.spec
new file mode 100644
index 00000000000..22128a256f1
--- /dev/null
+++ b/dlls/ext-ms-win-ntuser-mouse-l1-1-0/ext-ms-win-ntuser-mouse-l1-1-0.spec
@@ -0,0 +1,5 @@
+@ stdcall GetCapture() user32.GetCapture
+@ stdcall GetDoubleClickTime() user32.GetDoubleClickTime
+@ stdcall ReleaseCapture() user32.ReleaseCapture
+@ stdcall SetCapture(long) user32.SetCapture
+@ stdcall TrackMouseEvent(ptr) user32.TrackMouseEvent
diff --git a/tools/make_specfiles b/tools/make_specfiles
index 96ca63e6aff..d25e970ced9 100755
--- a/tools/make_specfiles
+++ b/tools/make_specfiles
@@ -352,6 +352,7 @@ my @dll_groups =
   "api-ms-win-rtcore-ntuser-wmpointer-l1-1-3",
   "ext-ms-win-ntuser-draw-l1-1-0",
   "ext-ms-win-ntuser-message-l1-1-1",
+  "ext-ms-win-ntuser-mouse-l1-1-0",
   "ext-ms-win-ntuser-private-l1-1-1",
   "ext-ms-win-ntuser-rectangle-ext-l1-1-0",
   "api-ms-win-ntuser-rectangle-l1-1-0",