diff --git a/build_helpers/schema.json b/build_helpers/schema.json
index 6951d2cde..89a7f1efb 100644
--- a/build_helpers/schema.json
+++ b/build_helpers/schema.json
@@ -1118,6 +1118,13 @@
       ],
       "minimum": -1
     },
+    "add_config_files": {
+      "description": "Additional configuration files to load.",
+      "type": "array",
+      "items": {
+        "type": "string"
+      }
+    },
     "orderflow": {
       "description": "Settings related to order flow.",
       "type": "object",
diff --git a/freqtrade/configuration/config_schema.py b/freqtrade/configuration/config_schema.py
index 9832bbbc7..86b081570 100644
--- a/freqtrade/configuration/config_schema.py
+++ b/freqtrade/configuration/config_schema.py
@@ -776,6 +776,11 @@ CONF_SCHEMA = {
             "type": ["integer", "number"],
             "minimum": -1,
         },
+        "add_config_files": {
+            "description": "Additional configuration files to load.",
+            "type": "array",
+            "items": {"type": "string"},
+        },
         "orderflow": {
             "description": "Settings related to order flow.",
             "type": "object",