diff --git a/runtime/filetype.vim b/runtime/filetype.vim
index d22dd57..07ed129 100644
--- a/runtime/filetype.vim
+++ b/runtime/filetype.vim
@@ -1427,6 +1427,9 @@
 " mbsync
 au BufNewFile,BufRead .mbsyncrc			setf conf
 
+" mcmeta
+au BufNewFile,BufRead *.mcmeta			setf json
+
 " Mercurial (hg) commit file
 au BufNewFile,BufRead hg-editor-*.txt		setf hgcommit
 
diff --git a/src/testdir/test_filetype.vim b/src/testdir/test_filetype.vim
index 202cab4..de87886 100644
--- a/src/testdir/test_filetype.vim
+++ b/src/testdir/test_filetype.vim
@@ -368,7 +368,7 @@
     jq: ['file.jq'],
     jovial: ['file.jov', 'file.j73', 'file.jovial'],
     jproperties: ['file.properties', 'file.properties_xx', 'file.properties_xx_xx', 'some.properties_xx_xx_file', 'org.eclipse.xyz.prefs'],
-    json: ['file.json', 'file.jsonp', 'file.json-patch', 'file.geojson', 'file.webmanifest', 'Pipfile.lock', 'file.ipynb', 'file.jupyterlab-settings', '.prettierrc', '.firebaserc', '.stylelintrc', '.lintstagedrc', 'file.slnf', 'file.sublime-project', 'file.sublime-settings', 'file.sublime-workspace', 'file.bd', 'file.bda', 'file.xci', 'flake.lock'],
+    json: ['file.json', 'file.jsonp', 'file.json-patch', 'file.geojson', 'file.webmanifest', 'Pipfile.lock', 'file.ipynb', 'file.jupyterlab-settings', '.prettierrc', '.firebaserc', '.stylelintrc', '.lintstagedrc', 'file.slnf', 'file.sublime-project', 'file.sublime-settings', 'file.sublime-workspace', 'file.bd', 'file.bda', 'file.xci', 'flake.lock', 'pack.mcmeta'],
     json5: ['file.json5'],
     jsonc: ['file.jsonc', '.babelrc', '.eslintrc', '.jsfmtrc', '.jshintrc', '.jscsrc', '.vsconfig', '.hintrc', '.swrc', 'jsconfig.json', 'tsconfig.json', 'tsconfig.test.json', 'tsconfig-test.json', '.luaurc'],
     jsonl: ['file.jsonl'],
diff --git a/src/version.c b/src/version.c
index 27cced4..936a05c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    553,
+/**/
     552,
 /**/
     551,