diff --git a/components/messaging/ffa/libsp/tests.cmake b/components/messaging/ffa/libsp/tests.cmake
index 1d0b0a5..bfa994f 100644
--- a/components/messaging/ffa/libsp/tests.cmake
+++ b/components/messaging/ffa/libsp/tests.cmake
@@ -57,3 +57,16 @@
 	COMPILE_DEFINITIONS
 		-DARM64
 )
+
+unit_test_add_suite(
+	NAME libsp_sp_rxtx
+	SOURCES
+		${CMAKE_CURRENT_LIST_DIR}/test/test_sp_rxtx.cpp
+		${CMAKE_CURRENT_LIST_DIR}/test/mock_ffa_api.cpp
+		${CMAKE_CURRENT_LIST_DIR}/sp_rxtx.c
+	INCLUDE_DIRECTORIES
+		${CMAKE_CURRENT_LIST_DIR}/include/
+		${PROJECT_PATH}/components/common/utils/include
+	COMPILE_DEFINITIONS
+		-DARM64
+)