diff --git a/configure b/configure
index 0b193f224b6..33e9e90b161 100755
--- a/configure
+++ b/configure
@@ -925,6 +925,7 @@ enable_api_ms_win_crt_math_l1_1_0
 enable_api_ms_win_crt_multibyte_l1_1_0
 enable_api_ms_win_crt_private_l1_1_0
 enable_api_ms_win_crt_process_l1_1_0
+enable_api_ms_win_crt_runtime_l1_1_0
 enable_api_ms_win_downlevel_advapi32_l1_1_0
 enable_api_ms_win_downlevel_advapi32_l2_1_0
 enable_api_ms_win_downlevel_normaliz_l1_1_0
@@ -17175,6 +17176,7 @@ wine_fn_config_dll api-ms-win-crt-math-l1-1-0 enable_api_ms_win_crt_math_l1_1_0
 wine_fn_config_dll api-ms-win-crt-multibyte-l1-1-0 enable_api_ms_win_crt_multibyte_l1_1_0
 wine_fn_config_dll api-ms-win-crt-private-l1-1-0 enable_api_ms_win_crt_private_l1_1_0
 wine_fn_config_dll api-ms-win-crt-process-l1-1-0 enable_api_ms_win_crt_process_l1_1_0
+wine_fn_config_dll api-ms-win-crt-runtime-l1-1-0 enable_api_ms_win_crt_runtime_l1_1_0
 wine_fn_config_dll api-ms-win-downlevel-advapi32-l1-1-0 enable_api_ms_win_downlevel_advapi32_l1_1_0
 wine_fn_config_dll api-ms-win-downlevel-advapi32-l2-1-0 enable_api_ms_win_downlevel_advapi32_l2_1_0
 wine_fn_config_dll api-ms-win-downlevel-normaliz-l1-1-0 enable_api_ms_win_downlevel_normaliz_l1_1_0
diff --git a/configure.ac b/configure.ac
index 7195c56975c..ef86b178fc3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2765,6 +2765,7 @@ WINE_CONFIG_DLL(api-ms-win-crt-math-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-crt-multibyte-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-crt-private-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-crt-process-l1-1-0)
+WINE_CONFIG_DLL(api-ms-win-crt-runtime-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-downlevel-advapi32-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-downlevel-advapi32-l2-1-0)
 WINE_CONFIG_DLL(api-ms-win-downlevel-normaliz-l1-1-0)
diff --git a/dlls/api-ms-win-crt-runtime-l1-1-0/Makefile.in b/dlls/api-ms-win-crt-runtime-l1-1-0/Makefile.in
new file mode 100644
index 00000000000..f74b6534752
--- /dev/null
+++ b/dlls/api-ms-win-crt-runtime-l1-1-0/Makefile.in
@@ -0,0 +1 @@
+MODULE    = api-ms-win-crt-runtime-l1-1-0.dll
diff --git a/dlls/api-ms-win-crt-runtime-l1-1-0/api-ms-win-crt-runtime-l1-1-0.spec b/dlls/api-ms-win-crt-runtime-l1-1-0/api-ms-win-crt-runtime-l1-1-0.spec
new file mode 100644
index 00000000000..561340d8e2d
--- /dev/null
+++ b/dlls/api-ms-win-crt-runtime-l1-1-0/api-ms-win-crt-runtime-l1-1-0.spec
@@ -0,0 +1,107 @@
+@ stub _Exit
+@ cdecl -arch=i386 __control87_2(long long ptr ptr) ucrtbase.__control87_2
+@ cdecl __doserrno() ucrtbase.__doserrno
+@ stub __fpe_flt_rounds
+@ cdecl __fpecode() ucrtbase.__fpecode
+@ cdecl __p___argc() ucrtbase.__p___argc
+@ cdecl __p___argv() ucrtbase.__p___argv
+@ cdecl __p___wargv() ucrtbase.__p___wargv
+@ cdecl __p__acmdln() ucrtbase.__p__acmdln
+@ cdecl __p__pgmptr() ucrtbase.__p__pgmptr
+@ cdecl __p__wcmdln() ucrtbase.__p__wcmdln
+@ cdecl __p__wpgmptr() ucrtbase.__p__wpgmptr
+@ cdecl __pxcptinfoptrs() ucrtbase.__pxcptinfoptrs
+@ cdecl __sys_errlist() ucrtbase.__sys_errlist
+@ cdecl __sys_nerr() ucrtbase.__sys_nerr
+@ cdecl __threadhandle() ucrtbase.__threadhandle
+@ cdecl __threadid() ucrtbase.__threadid
+@ cdecl __wcserror(wstr) ucrtbase.__wcserror
+@ cdecl __wcserror_s(ptr long wstr) ucrtbase.__wcserror_s
+@ cdecl _assert(str str long) ucrtbase._assert
+@ cdecl _beginthread(ptr long ptr) ucrtbase._beginthread
+@ cdecl _beginthreadex(ptr long ptr ptr long ptr) ucrtbase._beginthreadex
+@ cdecl _c_exit() ucrtbase._c_exit
+@ cdecl _cexit() ucrtbase._cexit
+@ cdecl _clearfp() ucrtbase._clearfp
+@ stub _configure_narrow_argv
+@ stub _configure_wide_argv
+@ cdecl _control87(long long) ucrtbase._control87
+@ cdecl _controlfp(long long) ucrtbase._controlfp
+@ cdecl _controlfp_s(ptr long long) ucrtbase._controlfp_s
+@ stub _crt_at_quick_exit
+@ stub _crt_atexit
+@ stub _crt_debugger_hook
+@ cdecl _endthread() ucrtbase._endthread
+@ cdecl _endthreadex(long) ucrtbase._endthreadex
+@ cdecl _errno() ucrtbase._errno
+@ stub _execute_onexit_table
+@ cdecl _exit(long) ucrtbase._exit
+@ cdecl _fpieee_flt(long ptr ptr) ucrtbase._fpieee_flt
+@ cdecl _fpreset() ucrtbase._fpreset
+@ cdecl _get_doserrno(ptr) ucrtbase._get_doserrno
+@ cdecl _get_errno(ptr) ucrtbase._get_errno
+@ stub _get_initial_narrow_environment
+@ stub _get_initial_wide_environment
+@ cdecl _get_invalid_parameter_handler() ucrtbase._get_invalid_parameter_handler
+@ stub _get_narrow_winmain_command_line
+@ cdecl _get_pgmptr(ptr) ucrtbase._get_pgmptr
+@ cdecl _get_terminate() ucrtbase._get_terminate
+@ stub _get_thread_local_invalid_parameter_handler
+@ stub _get_wide_winmain_command_line
+@ cdecl _get_wpgmptr(ptr) ucrtbase._get_wpgmptr
+@ cdecl _getdllprocaddr(long str long) ucrtbase._getdllprocaddr
+@ cdecl _getpid() ucrtbase._getpid
+@ stub _initialize_narrow_environment
+@ stub _initialize_onexit_table
+@ stub _initialize_wide_environment
+@ cdecl _initterm(ptr ptr) ucrtbase._initterm
+@ cdecl _initterm_e(ptr ptr) ucrtbase._initterm_e
+@ cdecl _invalid_parameter_noinfo() ucrtbase._invalid_parameter_noinfo
+@ stub _invalid_parameter_noinfo_noreturn
+@ stub _invoke_watson
+@ stub _query_app_type
+@ stub _register_onexit_function
+@ stub _register_thread_local_exe_atexit_callback
+@ cdecl _resetstkoflw() ucrtbase._resetstkoflw
+@ stub _seh_filter_dll
+@ stub _seh_filter_exe
+@ cdecl _set_abort_behavior(long long) ucrtbase._set_abort_behavior
+@ stub _set_app_type
+@ cdecl _set_controlfp(long long) ucrtbase._set_controlfp
+@ cdecl _set_doserrno(long) ucrtbase._set_doserrno
+@ cdecl _set_errno(long) ucrtbase._set_errno
+@ cdecl _set_error_mode(long) ucrtbase._set_error_mode
+@ cdecl _set_invalid_parameter_handler(ptr) ucrtbase._set_invalid_parameter_handler
+@ stub _set_new_handler
+@ stub _set_thread_local_invalid_parameter_handler
+@ cdecl _seterrormode(long) ucrtbase._seterrormode
+@ cdecl _sleep(long) ucrtbase._sleep
+@ cdecl _statusfp() ucrtbase._statusfp
+@ cdecl -arch=i386 _statusfp2(ptr ptr) ucrtbase._statusfp2
+@ cdecl _strerror(long) ucrtbase._strerror
+@ stub _strerror_s
+@ cdecl _wassert(wstr wstr long) ucrtbase._wassert
+@ cdecl _wcserror(long) ucrtbase._wcserror
+@ cdecl _wcserror_s(ptr long long) ucrtbase._wcserror_s
+@ cdecl _wperror(wstr) ucrtbase._wperror
+@ cdecl _wsystem(wstr) ucrtbase._wsystem
+@ cdecl abort() ucrtbase.abort
+@ cdecl exit(long) ucrtbase.exit
+@ stub feclearexcept
+@ stub fegetenv
+@ stub fegetexceptflag
+@ stub fegetround
+@ stub feholdexcept
+@ stub fesetenv
+@ stub fesetexceptflag
+@ stub fesetround
+@ stub fetestexcept
+@ cdecl perror(str) ucrtbase.perror
+@ stub quick_exit
+@ cdecl raise(long) ucrtbase.raise
+@ stub set_terminate
+@ cdecl signal(long long) ucrtbase.signal
+@ cdecl strerror(long) ucrtbase.strerror
+@ cdecl strerror_s(ptr long long) ucrtbase.strerror_s
+@ cdecl system(str) ucrtbase.system
+@ stub terminate
diff --git a/tools/make_specfiles b/tools/make_specfiles
index 666c73fa1e2..bc6c48d0329 100755
--- a/tools/make_specfiles
+++ b/tools/make_specfiles
@@ -61,6 +61,7 @@ my @dll_groups =
   "api-ms-win-crt-multibyte-l1-1-0",
   "api-ms-win-crt-private-l1-1-0",
   "api-ms-win-crt-process-l1-1-0",
+  "api-ms-win-crt-runtime-l1-1-0",
  ],
  [
   "msvcp120",