diff --git a/src/libsync/capabilities.cpp b/src/libsync/capabilities.cpp
index 143608b30..f7b84716f 100644
--- a/src/libsync/capabilities.cpp
+++ b/src/libsync/capabilities.cpp
@@ -404,6 +404,26 @@ QStringList Capabilities::blacklistedFiles() const
     return _capabilities["files"].toMap()["blacklisted_files"].toStringList();
 }
 
+QStringList Capabilities::forbiddenFilenames() const
+{
+    return _capabilities["files"].toMap()["forbidden_filenames"].toStringList();
+}
+
+QStringList Capabilities::forbiddenFilenameCharacters() const
+{
+    return _capabilities["files"].toMap()["forbidden_filename_characters"].toStringList();
+}
+
+QStringList Capabilities::forbiddenFilenameBasenames() const
+{
+    return _capabilities["files"].toMap()["forbidden_filename_basenames"].toStringList();
+}
+
+QStringList Capabilities::forbiddenFilenameExtensions() const
+{
+    return _capabilities["files"].toMap()["forbidden_filename_extensions"].toStringList();
+}
+
 /*-------------------------------------------------------------------------------------*/
 
 // Direct Editing
diff --git a/src/libsync/capabilities.h b/src/libsync/capabilities.h
index ca2cb7190..da1085452 100644
--- a/src/libsync/capabilities.h
+++ b/src/libsync/capabilities.h
@@ -166,6 +166,11 @@ public:
      */
     [[nodiscard]] QStringList blacklistedFiles() const;
 
+    [[nodiscard]] QStringList forbiddenFilenameCharacters() const;
+    [[nodiscard]] QStringList forbiddenFilenameBasenames() const;
+    [[nodiscard]] QStringList forbiddenFilenameExtensions() const;
+    [[nodiscard]] QStringList forbiddenFilenames() const;
+
     /**
      * Whether conflict files should remain local (default) or should be uploaded.
      */