diff --git a/datafusion/expr/src/lib.rs b/datafusion/expr/src/lib.rs
index 6172d17365ad..48532e13dcd7 100644
--- a/datafusion/expr/src/lib.rs
+++ b/datafusion/expr/src/lib.rs
@@ -49,7 +49,6 @@ pub mod field_util;
 pub mod function;
 pub mod interval_arithmetic;
 pub mod logical_plan;
-pub mod struct_expressions;
 pub mod tree_node;
 pub mod type_coercion;
 pub mod utils;
diff --git a/datafusion/expr/src/struct_expressions.rs b/datafusion/expr/src/struct_expressions.rs
deleted file mode 100644
index bbfcac0e2396..000000000000
--- a/datafusion/expr/src/struct_expressions.rs
+++ /dev/null
@@ -1,35 +0,0 @@
-// Licensed to the Apache Software Foundation (ASF) under one
-// or more contributor license agreements.  See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership.  The ASF licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License.  You may obtain a copy of the License at
-//
-//   http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied.  See the License for the
-// specific language governing permissions and limitations
-// under the License.
-
-use arrow::datatypes::DataType;
-
-/// Currently supported types by the struct function.
-pub static SUPPORTED_STRUCT_TYPES: &[DataType] = &[
-    DataType::Boolean,
-    DataType::UInt8,
-    DataType::UInt16,
-    DataType::UInt32,
-    DataType::UInt64,
-    DataType::Int8,
-    DataType::Int16,
-    DataType::Int32,
-    DataType::Int64,
-    DataType::Float32,
-    DataType::Float64,
-    DataType::Utf8,
-    DataType::LargeUtf8,
-];