diff --git a/lib/galaxy/tools/wrappers.py b/lib/galaxy/tools/wrappers.py
index f7abc1b7f1f..30ab33942c7 100644
--- a/lib/galaxy/tools/wrappers.py
+++ b/lib/galaxy/tools/wrappers.py
@@ -51,7 +51,7 @@ log = logging.getLogger(__name__)
 # field names and all such fields are assumed to be paths. This is to allow
 # remote ComputeEnvironments (such as one used by Pulsar) determine what values to
 # rewrite or transfer...
-PATH_ATTRIBUTES = ["path"]
+PATH_ATTRIBUTES = ["len_path", "path"]
 
 
 class ToolParameterValueWrapper: