diff --git a/mapping-tools/swagger.json b/mapping-tools/swagger.json
index 2239fbd..4763f67 100644
--- a/mapping-tools/swagger.json
+++ b/mapping-tools/swagger.json
@@ -150,7 +150,7 @@
             "IdChaines": {
                 "type": "array",
                 "items": {
-                    "$ref": "#/Components/schemas/IdChaine"
+                    "$ref": "#/components/schemas/IdChaine"
                 }
             },
             "IdChaine": {