diff --git a/release/scripts/op/wm.py b/release/scripts/op/wm.py
index 8879b2bbaf2..1435d34934c 100644
--- a/release/scripts/op/wm.py
+++ b/release/scripts/op/wm.py
@@ -528,7 +528,7 @@ class WM_OT_path_open(bpy.types.Operator):
     bl_idname = "wm.path_open"
     bl_label = ""
 
-    filepath = StringProperty(name="File Path", maxlen=1024)
+    filepath = StringProperty(name="File Path", maxlen=1024, subtype='FILE_PATH')
 
     def execute(self, context):
         import sys