diff --git a/configure b/configure
index d3293c47167..1606c2fbfb1 100755
--- a/configure
+++ b/configure
@@ -1242,6 +1242,7 @@ enable_evr
 enable_explorerframe
 enable_ext_ms_win_authz_context_l1_1_0
 enable_ext_ms_win_domainjoin_netjoin_l1_1_0
+enable_ext_ms_win_dwmapi_ext_l1_1_0
 enable_ext_ms_win_gdi_dc_create_l1_1_1
 enable_ext_ms_win_gdi_dc_l1_2_0
 enable_ext_ms_win_gdi_devcaps_l1_1_0
@@ -18604,6 +18605,7 @@ wine_fn_config_makefile dlls/explorerframe enable_explorerframe
 wine_fn_config_makefile dlls/explorerframe/tests enable_tests
 wine_fn_config_makefile dlls/ext-ms-win-authz-context-l1-1-0 enable_ext_ms_win_authz_context_l1_1_0
 wine_fn_config_makefile dlls/ext-ms-win-domainjoin-netjoin-l1-1-0 enable_ext_ms_win_domainjoin_netjoin_l1_1_0
+wine_fn_config_makefile dlls/ext-ms-win-dwmapi-ext-l1-1-0 enable_ext_ms_win_dwmapi_ext_l1_1_0
 wine_fn_config_makefile dlls/ext-ms-win-gdi-dc-create-l1-1-1 enable_ext_ms_win_gdi_dc_create_l1_1_1
 wine_fn_config_makefile dlls/ext-ms-win-gdi-dc-l1-2-0 enable_ext_ms_win_gdi_dc_l1_2_0
 wine_fn_config_makefile dlls/ext-ms-win-gdi-devcaps-l1-1-0 enable_ext_ms_win_gdi_devcaps_l1_1_0
diff --git a/configure.ac b/configure.ac
index fb0014be402..88e62b24123 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3239,6 +3239,7 @@ WINE_CONFIG_MAKEFILE(dlls/explorerframe)
 WINE_CONFIG_MAKEFILE(dlls/explorerframe/tests)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-authz-context-l1-1-0)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-domainjoin-netjoin-l1-1-0)
+WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-dwmapi-ext-l1-1-0)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-gdi-dc-create-l1-1-1)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-gdi-dc-l1-2-0)
 WINE_CONFIG_MAKEFILE(dlls/ext-ms-win-gdi-devcaps-l1-1-0)
diff --git a/dlls/ext-ms-win-dwmapi-ext-l1-1-0/Makefile.in b/dlls/ext-ms-win-dwmapi-ext-l1-1-0/Makefile.in
new file mode 100644
index 00000000000..de0b93dcddd
--- /dev/null
+++ b/dlls/ext-ms-win-dwmapi-ext-l1-1-0/Makefile.in
@@ -0,0 +1 @@
+MODULE    = ext-ms-win-dwmapi-ext-l1-1-0.dll
diff --git a/dlls/ext-ms-win-dwmapi-ext-l1-1-0/ext-ms-win-dwmapi-ext-l1-1-0.spec b/dlls/ext-ms-win-dwmapi-ext-l1-1-0/ext-ms-win-dwmapi-ext-l1-1-0.spec
new file mode 100644
index 00000000000..179578c2c2a
--- /dev/null
+++ b/dlls/ext-ms-win-dwmapi-ext-l1-1-0/ext-ms-win-dwmapi-ext-l1-1-0.spec
@@ -0,0 +1,4 @@
+@ stdcall DwmIsCompositionEnabled(ptr) dwmapi.DwmIsCompositionEnabled
+@ stub DwmpRenderFlick
+@ stub DwmRenderGesture
+@ stub DwmShowContact
diff --git a/tools/make_specfiles b/tools/make_specfiles
index cf685b6b85a..e02d8884b76 100755
--- a/tools/make_specfiles
+++ b/tools/make_specfiles
@@ -160,6 +160,10 @@ my @dll_groups =
   "cryptui",
   "ext-ms-win-security-cryptui-l1-1-0",
  ],
+ [
+  "dwmapi",
+  "ext-ms-win-dwmapi-ext-l1-1-0",
+ ],
  [
   "netapi32",
   "ext-ms-win-domainjoin-netjoin-l1-1-0",