diff --git a/CHANGELOG.md b/CHANGELOG.md
index 728e63bf..b5b1c05d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ## 3.5.5.dev
 * Improve: [auth] ldap: do not read server info by bind to avoid needless network traffic
+* Fix: [storage] broken support of 'folder_umask'
 
 ## 3.5.4
 * Improve: item filter enhanced for 3rd level supporting VALARM and honoring TRIGGER (offset or absolute)
diff --git a/radicale/storage/multifilesystem/__init__.py b/radicale/storage/multifilesystem/__init__.py
index c8e3316e..005e6af1 100644
--- a/radicale/storage/multifilesystem/__init__.py
+++ b/radicale/storage/multifilesystem/__init__.py
@@ -146,6 +146,21 @@ class Storage(
 
     def __init__(self, configuration: config.Configuration) -> None:
         super().__init__(configuration)
+        if sys.platform != "win32":
+            if not self._folder_umask:
+                # retrieve current umask by setting a dummy umask
+                current_umask = os.umask(0o0022)
+                logger.info("Storage folder umask (from system): '%04o'", current_umask)
+                # reset to original
+                os.umask(current_umask)
+            else:
+                try:
+                    config_umask = int(self._folder_umask, 8)
+                except Exception:
+                    logger.critical("storage folder umask defined but invalid: '%s'", self._folder_umask)
+                    raise
+                logger.info("storage folder umask defined: '%04o'", config_umask)
+                self._config_umask = config_umask
         logger.info("Storage location: %r", self._filesystem_folder)
         if not os.path.exists(self._filesystem_folder):
             logger.warning("Storage location: %r does not exist, creating now", self._filesystem_folder)
@@ -178,18 +193,3 @@ class Storage(
             if not os.path.exists(self._get_collection_cache_folder()):
                 logger.warning("Storage cache subfolder: %r does not exist, creating now", self._get_collection_cache_folder())
                 self._makedirs_synced(self._get_collection_cache_folder())
-        if sys.platform != "win32":
-            if not self._folder_umask:
-                # retrieve current umask by setting a dummy umask
-                current_umask = os.umask(0o0022)
-                logger.info("Storage folder umask (from system): '%04o'", current_umask)
-                # reset to original
-                os.umask(current_umask)
-            else:
-                try:
-                    config_umask = int(self._folder_umask, 8)
-                except Exception:
-                    logger.critical("storage folder umask defined but invalid: '%s'", self._folder_umask)
-                    raise
-                logger.info("storage folder umask defined: '%04o'", config_umask)
-                self._config_umask = config_umask
diff --git a/radicale/tests/test_storage.py b/radicale/tests/test_storage.py
index 2fcfe717..89572bca 100644
--- a/radicale/tests/test_storage.py
+++ b/radicale/tests/test_storage.py
@@ -46,6 +46,12 @@ class TestMultiFileSystem(BaseTest):
         self.configure({"storage": {"filesystem_folder": folder}})
         assert os.path.isdir(folder)
 
+    def test_folder_creation_with_umask(self) -> None:
+        """Verify that the folder is created with umask."""
+        folder = os.path.join(self.colpath, "subfolder")
+        self.configure({"storage": {"filesystem_folder": folder, "folder_umask": "0077"}})
+        assert os.path.isdir(folder)
+
     def test_fsync(self) -> None:
         """Create a directory and file with syncing enabled."""
         self.configure({"storage": {"_filesystem_fsync": "True"}})