diff --git a/tests/include/alt-dummy/sha3_alt.h b/tests/include/alt-dummy/sha3_alt.h
deleted file mode 100644
index 7f9345e48..000000000
--- a/tests/include/alt-dummy/sha3_alt.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/* sha3_alt.h with dummy types for MBEDTLS_SHA3_ALT */
-/*
- *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed 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.
- */
-
-#ifndef SHA3_ALT_H
-#define SHA3_ALT_H
-
-typedef struct mbedtls_sha3_context
-{
-    int dummy;
-}
-mbedtls_sha3_context;
-
-
-#endif /* sha3_alt.h */
-