diff --git a/configure b/configure
index 613317173d3..d0932122cc6 100755
--- a/configure
+++ b/configure
@@ -919,6 +919,7 @@ enable_api_ms_win_crt_conio_l1_1_0
 enable_api_ms_win_crt_convert_l1_1_0
 enable_api_ms_win_crt_environment_l1_1_0
 enable_api_ms_win_crt_filesystem_l1_1_0
+enable_api_ms_win_crt_heap_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
@@ -17163,6 +17164,7 @@ wine_fn_config_dll api-ms-win-crt-conio-l1-1-0 enable_api_ms_win_crt_conio_l1_1_
 wine_fn_config_dll api-ms-win-crt-convert-l1-1-0 enable_api_ms_win_crt_convert_l1_1_0
 wine_fn_config_dll api-ms-win-crt-environment-l1-1-0 enable_api_ms_win_crt_environment_l1_1_0
 wine_fn_config_dll api-ms-win-crt-filesystem-l1-1-0 enable_api_ms_win_crt_filesystem_l1_1_0
+wine_fn_config_dll api-ms-win-crt-heap-l1-1-0 enable_api_ms_win_crt_heap_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 b43db0ee9cd..baffd35db7f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2759,6 +2759,7 @@ WINE_CONFIG_DLL(api-ms-win-crt-conio-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-crt-convert-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-crt-environment-l1-1-0)
 WINE_CONFIG_DLL(api-ms-win-crt-filesystem-l1-1-0)
+WINE_CONFIG_DLL(api-ms-win-crt-heap-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-heap-l1-1-0/Makefile.in b/dlls/api-ms-win-crt-heap-l1-1-0/Makefile.in
new file mode 100644
index 00000000000..032708440d3
--- /dev/null
+++ b/dlls/api-ms-win-crt-heap-l1-1-0/Makefile.in
@@ -0,0 +1 @@
+MODULE    = api-ms-win-crt-heap-l1-1-0.dll
diff --git a/dlls/api-ms-win-crt-heap-l1-1-0/api-ms-win-crt-heap-l1-1-0.spec b/dlls/api-ms-win-crt-heap-l1-1-0/api-ms-win-crt-heap-l1-1-0.spec
new file mode 100644
index 00000000000..5ae19b40330
--- /dev/null
+++ b/dlls/api-ms-win-crt-heap-l1-1-0/api-ms-win-crt-heap-l1-1-0.spec
@@ -0,0 +1,27 @@
+@ cdecl _aligned_free(ptr) ucrtbase._aligned_free
+@ cdecl _aligned_malloc(long long) ucrtbase._aligned_malloc
+@ cdecl _aligned_msize(ptr long long) ucrtbase._aligned_msize
+@ cdecl _aligned_offset_malloc(long long long) ucrtbase._aligned_offset_malloc
+@ cdecl _aligned_offset_realloc(ptr long long long) ucrtbase._aligned_offset_realloc
+@ stub _aligned_offset_recalloc
+@ cdecl _aligned_realloc(ptr long long) ucrtbase._aligned_realloc
+@ stub _aligned_recalloc
+@ cdecl _callnewh(long) ucrtbase._callnewh
+@ stub _calloc_base
+@ cdecl _expand(ptr long) ucrtbase._expand
+@ stub _free_base
+@ cdecl _get_heap_handle() ucrtbase._get_heap_handle
+@ cdecl _heapchk() ucrtbase._heapchk
+@ cdecl _heapmin() ucrtbase._heapmin
+@ cdecl _heapwalk(ptr) ucrtbase._heapwalk
+@ stub _malloc_base
+@ cdecl _msize(ptr) ucrtbase._msize
+@ stub _query_new_handler
+@ stub _query_new_mode
+@ stub _realloc_base
+@ cdecl _recalloc(ptr long long) ucrtbase._recalloc
+@ stub _set_new_mode
+@ cdecl calloc(long long) ucrtbase.calloc
+@ cdecl free(ptr) ucrtbase.free
+@ cdecl malloc(long) ucrtbase.malloc
+@ cdecl realloc(ptr long) ucrtbase.realloc
diff --git a/tools/make_specfiles b/tools/make_specfiles
index a73f35d7d9b..ab9fbdfe01e 100755
--- a/tools/make_specfiles
+++ b/tools/make_specfiles
@@ -55,6 +55,7 @@ my @dll_groups =
   "api-ms-win-crt-convert-l1-1-0",
   "api-ms-win-crt-environment-l1-1-0",
   "api-ms-win-crt-filesystem-l1-1-0",
+  "api-ms-win-crt-heap-l1-1-0",
  ],
  [
   "msvcp120",