diff --git a/patches/winebuild-Fake_Dlls/0010-tools-winebuild-Add-syscall-thunks-for-64-bit.patch b/patches/winebuild-Fake_Dlls/0010-tools-winebuild-Add-syscall-thunks-for-64-bit.patch
index 5a0b9649..bad0e763 100644
--- a/patches/winebuild-Fake_Dlls/0010-tools-winebuild-Add-syscall-thunks-for-64-bit.patch
+++ b/patches/winebuild-Fake_Dlls/0010-tools-winebuild-Add-syscall-thunks-for-64-bit.patch
@@ -1,4 +1,4 @@
-From 82a2149f0e1f9ead8997e8fd52c7f4ad4e1f118e Mon Sep 17 00:00:00 2001
+From 3715c18f27d8019e6692196fc3d9e98106c9041f Mon Sep 17 00:00:00 2001
 From: =?UTF-8?q?Michael=20M=C3=BCller?= <michael@fds-team.de>
 Date: Thu, 7 Sep 2017 00:38:09 +0200
 Subject: [PATCH] tools/winebuild: Add syscall thunks for 64 bit.
@@ -9,8 +9,8 @@ Subject: [PATCH] tools/winebuild: Add syscall thunks for 64 bit.
  dlls/ntdll/thread.c          |  10 ++
  libs/wine/loader.c           |   4 +
  tools/winebuild/parser.c     |   2 +-
- tools/winebuild/spec32.c     | 283 ++++++++++++++++++++++++++++++++++-
- 6 files changed, 300 insertions(+), 8 deletions(-)
+ tools/winebuild/spec32.c     | 284 ++++++++++++++++++++++++++++++++++-
+ 6 files changed, 301 insertions(+), 8 deletions(-)
 
 diff --git a/dlls/kernel32/tests/loader.c b/dlls/kernel32/tests/loader.c
 index 78fed489e9..47309b53ed 100644
@@ -117,7 +117,7 @@ index 004b6aea7a..40946409c5 100644
      if (odp->flags & (FLAG_FORWARD | FLAG_REGISTER))
          return 0;
 diff --git a/tools/winebuild/spec32.c b/tools/winebuild/spec32.c
-index 800cb23023..66e5b88f41 100644
+index 800cb23023..6988320fd0 100644
 --- a/tools/winebuild/spec32.c
 +++ b/tools/winebuild/spec32.c
 @@ -372,11 +372,11 @@ static void output_relay_debug( DLLSPEC *spec )
@@ -134,7 +134,7 @@ index 800cb23023..66e5b88f41 100644
  {
      const unsigned int page_size = get_page_size();
      int i;
-@@ -485,6 +485,155 @@ static void output_syscall_thunks( DLLSPEC *spec )
+@@ -485,6 +485,156 @@ static void output_syscall_thunks( DLLSPEC *spec )
      output_function_size( "__wine_syscall_dispatcher" );
  }
  
@@ -198,8 +198,9 @@ index 800cb23023..66e5b88f41 100644
 +            output( "\t.byte 0x65,0xff,0x14,0x25\n" );                      /* call qword ptr gs:[0x100] */
 +            output( "\t.long 0x100\n");
 +        }
-+        /* No need to have a RET here, as we will adjust the return address
-+         * later (see below). */
++        /* This RET is never reached, but Legends of Runeterra demands that it
++         * exist anyway. */
++        output( "\t.byte 0xc3\n" );                                         /* ret */
 +        output_cfi( ".cfi_endproc" );
 +        output_function_size( name );
 +    }
@@ -290,7 +291,7 @@ index 800cb23023..66e5b88f41 100644
  /*******************************************************************
   *         output_exports
   *
-@@ -883,7 +1032,10 @@ void output_spec32_file( DLLSPEC *spec )
+@@ -883,7 +1033,10 @@ void output_spec32_file( DLLSPEC *spec )
      open_output_file();
      output_standard_file_header();
      output_module( spec );
@@ -302,7 +303,7 @@ index 800cb23023..66e5b88f41 100644
      output_stubs( spec );
      output_exports( spec );
      output_imports( spec );
-@@ -896,7 +1048,7 @@ void output_spec32_file( DLLSPEC *spec )
+@@ -896,7 +1049,7 @@ void output_spec32_file( DLLSPEC *spec )
  
  static int needs_stub_exports( DLLSPEC *spec )
  {
@@ -311,7 +312,7 @@ index 800cb23023..66e5b88f41 100644
          return 0;
      if (!(spec->characteristics & IMAGE_FILE_DLL))
          return 0;
-@@ -906,7 +1058,7 @@ static int needs_stub_exports( DLLSPEC *spec )
+@@ -906,7 +1059,7 @@ static int needs_stub_exports( DLLSPEC *spec )
  }
  
  
@@ -320,7 +321,7 @@ index 800cb23023..66e5b88f41 100644
  {
      int i, nr_exports = spec->base <= spec->limit ? spec->limit - spec->base + 1 : 0;
      size_t rva, thunk;
-@@ -1064,6 +1216,122 @@ static void create_stub_exports_text( DLLSPEC *spec )
+@@ -1064,6 +1217,122 @@ static void create_stub_exports_text( DLLSPEC *spec )
  }
  
  
@@ -443,7 +444,7 @@ index 800cb23023..66e5b88f41 100644
  static void create_stub_exports_data( DLLSPEC *spec )
  {
      int i;
-@@ -1263,7 +1531,10 @@ static void output_fake_module_pass( DLLSPEC *spec )
+@@ -1263,7 +1532,10 @@ static void output_fake_module_pass( DLLSPEC *spec )
      if (needs_stub_exports( spec ))
      {
          put_label( "text_start" );