diff --git a/library/modules/Filesystem.cpp b/library/modules/Filesystem.cpp
index 87001f6dd..227bb57b6 100644
--- a/library/modules/Filesystem.cpp
+++ b/library/modules/Filesystem.cpp
@@ -104,7 +104,7 @@ bool Filesystem::mkdir_recursive (std::string path)
     std::replace(path.begin(), path.end(), '\\', '/');
 #endif
 
-    if (path.size() > PATH_MAX)
+    if (path.size() > FILENAME_MAX)
     {
         // path too long
         return false;