diff --git a/extensions/pathdir-5.2.0.zip b/extensions/pathdir-5.2.0.zip
new file mode 100644
index 0000000..54a0c76
Binary files /dev/null and b/extensions/pathdir-5.2.0.zip differ
diff --git a/libraries.conf b/libraries.conf
index 2b7d441..cd82fcd 100644
--- a/libraries.conf
+++ b/libraries.conf
@@ -197,9 +197,9 @@ If you’d like to know more about matrices and how they can be used, you might
  {
     name: "Pathdir"
     codeName: "pathdir"
-    shortDescription: "Some useful operations on files and directories"
-    longDescription: "Pathdir provides tools for finding the name of the current model, the current working, user and model directories; creating, moving, renaming, identifying and deleting directories; and listing the contents of directories. Pathdir also allows one to find the size and modification date of files."
-    version: "5.1.0"
+    shortDescription: "Some useful operations on files and directories, and primitives for reading environment variables and system properties"
+    longDescription: "Pathdir provides tools for finding the name of the current model, the current working, user and model directories; creating, moving, renaming, identifying and deleting directories; and listing the contents of directories. Pathdir also allows one to find the size and modification date of files, and the values of both environment variables and system properties."
+    version: "5.2.0"
     homepage: "https://github.com/cstaelin/Pathdir-Extension"
   }
   {