diff --git a/adapter/0.2.64.json b/adapter/0.2.64.json
index f10c3098..4f952df7 100644
--- a/adapter/0.2.64.json
+++ b/adapter/0.2.64.json
@@ -73,5 +73,8 @@
 			],
 			["convertBlockPropertyToGroupProperty", "uniqueKeyOptions"]
 		]
+	},
+	"delete": {
+		"field": ["primaryKeyConstraintName", "uniqueKeyConstraintName"]
 	}
 }
diff --git a/polyglot/adapter.json b/polyglot/adapter.json
index 35caa70f..99d38953 100644
--- a/polyglot/adapter.json
+++ b/polyglot/adapter.json
@@ -95,5 +95,8 @@
 			],
 			["convertBlockPropertyToGroupProperty", "uniqueKeyOptions"]
 		]
+	},
+	"delete": {
+		"field": ["primaryKeyConstraintName", "uniqueKeyConstraintName"]
 	}
 }