diff --git a/configure b/configure
index e4e9d6d651..297a9d8524 100755
--- a/configure
+++ b/configure
@@ -895,6 +895,7 @@ enable_api_ms_win_core_processthreads_l1_1_2
 enable_api_ms_win_core_profile_l1_1_0
 enable_api_ms_win_core_psapi_l1_1_0
 enable_api_ms_win_core_registry_l1_1_0
+enable_api_ms_win_core_rtlsupport_l1_1_0
 enable_api_ms_win_core_rtlsupport_l1_2_0
 enable_api_ms_win_core_shlwapi_legacy_l1_1_0
 enable_api_ms_win_core_string_l1_1_0
@@ -17038,6 +17039,7 @@ wine_fn_config_dll api-ms-win-core-processthreads-l1-1-2 enable_api_ms_win_core_
 wine_fn_config_dll api-ms-win-core-profile-l1-1-0 enable_api_ms_win_core_profile_l1_1_0
 wine_fn_config_dll api-ms-win-core-psapi-l1-1-0 enable_api_ms_win_core_psapi_l1_1_0
 wine_fn_config_dll api-ms-win-core-registry-l1-1-0 enable_api_ms_win_core_registry_l1_1_0
+wine_fn_config_dll api-ms-win-core-rtlsupport-l1-1-0 enable_api_ms_win_core_rtlsupport_l1_1_0
 wine_fn_config_dll api-ms-win-core-rtlsupport-l1-2-0 enable_api_ms_win_core_rtlsupport_l1_2_0
 wine_fn_config_dll api-ms-win-core-shlwapi-legacy-l1-1-0 enable_api_ms_win_core_shlwapi_legacy_l1_1_0
 wine_fn_config_dll api-ms-win-core-string-l1-1-0 enable_api_ms_win_core_string_l1_1_0
diff --git a/configure.ac b/configure.ac
index f2be10e4c7..d8baa5fe7b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2731,6 +2731,7 @@ WINE_CONFIG_DLL(api-ms-win-core-processthreads-l1-1-2)
 WINE_CONFIG_DLL(api-ms-win-core-profile-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-core-psapi-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-core-registry-l1-1-0)
+WINE_CONFIG_DLL(api-ms-win-core-rtlsupport-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-core-rtlsupport-l1-2-0)
 WINE_CONFIG_DLL(api-ms-win-core-shlwapi-legacy-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-core-string-l1-1-0)
diff --git a/dlls/api-ms-win-core-rtlsupport-l1-1-0/Makefile.in b/dlls/api-ms-win-core-rtlsupport-l1-1-0/Makefile.in
new file mode 100644
index 0000000000..74abbc08d1
--- /dev/null
+++ b/dlls/api-ms-win-core-rtlsupport-l1-1-0/Makefile.in
@@ -0,0 +1 @@
+MODULE    = api-ms-win-core-rtlsupport-l1-1-0.dll
diff --git a/dlls/api-ms-win-core-rtlsupport-l1-1-0/api-ms-win-core-rtlsupport-l1-1-0.spec b/dlls/api-ms-win-core-rtlsupport-l1-1-0/api-ms-win-core-rtlsupport-l1-1-0.spec
new file mode 100644
index 0000000000..69136d50e8
--- /dev/null
+++ b/dlls/api-ms-win-core-rtlsupport-l1-1-0/api-ms-win-core-rtlsupport-l1-1-0.spec
@@ -0,0 +1,4 @@
+@ stdcall -norelay RtlCaptureContext(ptr) ntdll.RtlCaptureContext
+@ stdcall RtlCaptureStackBackTrace(long long ptr ptr) ntdll.RtlCaptureStackBackTrace
+@ stdcall RtlFillMemory(ptr long long) ntdll.RtlFillMemory
+@ stdcall -register RtlUnwind(ptr ptr ptr ptr) ntdll.RtlUnwind
diff --git a/tools/make_specfiles b/tools/make_specfiles
index 32af0ce6b5..e8c3b5d5ae 100755
--- a/tools/make_specfiles
+++ b/tools/make_specfiles
@@ -223,6 +223,7 @@ my @dll_groups =
   "msvcrt",
   "ntdll",
   "ntoskrnl.exe",
+  "api-ms-win-core-rtlsupport-l1-1-0",
   "api-ms-win-core-rtlsupport-l1-2-0",
  ],
  [