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diff --git a/programs/test/cmake_package_install/cmake_package_install.c b/programs/test/cmake_package_install/cmake_package_install.c
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+++ b/programs/test/cmake_package_install/cmake_package_install.c
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+/*
+ * Simple program to test that Mbed TLS builds correctly as an installable CMake
+ * package.
+ *
+ * Copyright The Mbed TLS Contributors
+ * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
+ */
+
+#include "mbedtls/build_info.h"
+
+#include "mbedtls/platform.h"
+
+#include "mbedtls/version.h"
+
+/* The main reason to build this is for testing the CMake build, so the program
+ * doesn't need to do very much. It calls a single library function to ensure
+ * linkage works, but that is all. */
+int main()
+{
+ /* This version string is 18 bytes long, as advised by version.h. */
+ char version[18];
+
+ mbedtls_version_get_string_full(version);
+
+ mbedtls_printf("Built against %s\n", version);
+
+ return 0;
+}