diff --git a/sys/check_meson_subproject.py b/sys/check_meson_subproject.py
index 293be7b077..c6fbb1cf23 100644
--- a/sys/check_meson_subproject.py
+++ b/sys/check_meson_subproject.py
@@ -7,6 +7,7 @@
 
 import sys
 import os
+import filecmp
 
 subproject = sys.argv[1]
 meson_root = os.environ['MESON_SOURCE_ROOT']
@@ -19,23 +20,44 @@ try:
     is_wrap_git = False
     revision = None
     directory = subproject
+    patch_directory = subproject
     for l in f:
         if 'wrap-git' in l:
             is_wrap_git = True
+        elif 'wrap-file' in l:
+            is_wrap_file = True
         elif l.startswith('revision'):
             revision = l.split('=')[1].strip()
         elif l.startswith('directory'):
             directory = l.split('=')[1].strip()
+        elif l.startswith('patch_directory'):
+            patch_directory = l.split('=')[1].strip()
 
-    if not is_wrap_git or not revision:
+    if is_wrap_git:
+        if not revision:
+            sys.exit(0)
+
+        subproject_dir = os.path.join(meson_root, 'subprojects', directory)
+        subproject_git_dir = os.path.join(subproject_dir, '.git')
+        if os.path.isdir(subproject_dir) and os.path.isdir(subproject_git_dir):
+            head = open(os.path.join(subproject_git_dir, 'HEAD'), 'r').read().strip()
+            if head != revision:
+                sys.exit(1)
+
+    if not patch_directory:
         sys.exit(0)
 
     subproject_dir = os.path.join(meson_root, 'subprojects', directory)
-    subproject_git_dir = os.path.join(subproject_dir, '.git')
-    if os.path.isdir(subproject_dir) and os.path.isdir(subproject_git_dir):
-        head = open(os.path.join(subproject_git_dir, 'HEAD'), 'r').read().strip()
-        if head != revision:
-            sys.exit(1)
+    patch_subproject_dir = os.path.join(meson_root, 'subprojects', 'packagefiles', patch_directory)
+    if os.path.isdir(patch_subproject_dir) and os.path.isdir(subproject_dir):
+        for f in os.listdir(patch_subproject_dir):
+            subproject_f = os.path.join(subproject_dir, f)
+            subproject_p_f = os.path.join(patch_subproject_dir, f)
+            if not os.path.isfile(subproject_f):
+                sys.exit(1)
+
+            if not filecmp.cmp(subproject_p_f, subproject_f):
+                sys.exit(1)
 
     sys.exit(0)
 except FileNotFoundError: