diff --git a/tests/kernel/pipe/deprecated/pipe/CMakeLists.txt b/tests/kernel/pipe/deprecated/pipe/CMakeLists.txt
index 6fc89d2497a..2624f4be400 100644
--- a/tests/kernel/pipe/deprecated/pipe/CMakeLists.txt
+++ b/tests/kernel/pipe/deprecated/pipe/CMakeLists.txt
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 cmake_minimum_required(VERSION 3.20.0)
-set(CMAKE_C_FLAGS "-D__deprecated='' -D__DEPRECATED_MACRO=''")
+set(CMAKE_C_FLAGS "-D__deprecated=\"/* deprecated */\" -D__DEPRECATED_MACRO=\"/* deprecated_macro*/\"")
 find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
 project(pipe)
 
diff --git a/tests/kernel/pipe/deprecated/pipe_api/CMakeLists.txt b/tests/kernel/pipe/deprecated/pipe_api/CMakeLists.txt
index b132b179c9c..44f65534e3f 100644
--- a/tests/kernel/pipe/deprecated/pipe_api/CMakeLists.txt
+++ b/tests/kernel/pipe/deprecated/pipe_api/CMakeLists.txt
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 cmake_minimum_required(VERSION 3.20.0)
-set(CMAKE_C_FLAGS "-D__deprecated='' -D__DEPRECATED_MACRO=''")
+set(CMAKE_C_FLAGS "-D__deprecated=\"/* deprecated */\" -D__DEPRECATED_MACRO=\"/* deprecated_macro*/\"")
 find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
 project(pipe_api)