diff --git a/lib/galaxy/tools/actions/upload.py b/lib/galaxy/tools/actions/upload.py
index c758c96b2ae7..8ef70e933ab4 100644
--- a/lib/galaxy/tools/actions/upload.py
+++ b/lib/galaxy/tools/actions/upload.py
@@ -140,7 +140,7 @@ def replace_file_srcs(request_part):
             if destination_type == "hdca":
                 _precreate_fetched_collection_instance(trans, history, target, outputs)
 
-        incoming["request_json"] = json.dumps(request)
+        incoming["request_json"] = json.dumps(request, ensure_ascii=False)
         return self._create_job(trans, incoming, tool, None, outputs, history=history)
 
 
diff --git a/lib/galaxy/webapps/galaxy/services/tools.py b/lib/galaxy/webapps/galaxy/services/tools.py
index 6897965d112f..ea334ab446e1 100644
--- a/lib/galaxy/webapps/galaxy/services/tools.py
+++ b/lib/galaxy/webapps/galaxy/services/tools.py
@@ -86,7 +86,7 @@ def create_fetch(
             clean_payload[key] = value
         clean_payload["check_content"] = self.config.check_upload_content
         validate_and_normalize_targets(trans, clean_payload)
-        request = dumps(clean_payload)
+        request = dumps(clean_payload, ensure_ascii=False)
         create_payload = {
             "tool_id": "__DATA_FETCH__",
             "history_id": history_id,