diff --git a/config/config_base.h b/config/config_base.h
index 2853a30..37cff07 100644
--- a/config/config_base.h
+++ b/config/config_base.h
@@ -151,7 +151,7 @@
 /* The maximal number of secure services that are connected or requested at the same time */
 #define CONFIG_TFM_CONN_HANDLE_MAX_NUM         8
 
-/* Enable the doorbell APIs */
-#define CONFIG_TFM_DOORBELL_API                1
+/* Disable the doorbell APIs */
+#define CONFIG_TFM_DOORBELL_API                0
 
 #endif /* __CONFIG_BASE_H__ */
diff --git a/config/profile/config_profile_medium_arotless.h b/config/profile/config_profile_medium_arotless.h
index cdc7665..d5d49d4 100644
--- a/config/profile/config_profile_medium_arotless.h
+++ b/config/profile/config_profile_medium_arotless.h
@@ -148,7 +148,7 @@
 /* The maximal number of secure services that are connected or requested at the same time */
 #define CONFIG_TFM_CONN_HANDLE_MAX_NUM         8
 
-/* Enable the doorbell APIs */
-#define CONFIG_TFM_DOORBELL_API                1
+/* Disable the doorbell APIs */
+#define CONFIG_TFM_DOORBELL_API                0
 
 #endif /* __CONFIG_PROFILE_MEDIUM_AROTLESS_H__ */
diff --git a/config/profile/config_profile_small.h b/config/profile/config_profile_small.h
index ee5229d..dae747b 100644
--- a/config/profile/config_profile_small.h
+++ b/config/profile/config_profile_small.h
@@ -145,7 +145,7 @@
 /* The maximal number of secure services that are connected or requested at the same time */
 #define CONFIG_TFM_CONN_HANDLE_MAX_NUM         3
 
-/* Enable the doorbell APIs */
-#define CONFIG_TFM_DOORBELL_API                1
+/* Disable the doorbell APIs */
+#define CONFIG_TFM_DOORBELL_API                0
 
 #endif /* __CONFIG_PROFILE_SMALL_H__ */
diff --git a/config/tests/config_test_psa_api.cmake b/config/tests/config_test_psa_api.cmake
index d458202..c7e323d 100644
--- a/config/tests/config_test_psa_api.cmake
+++ b/config/tests/config_test_psa_api.cmake
@@ -37,6 +37,7 @@
 target_compile_definitions(tfm_config
     INTERFACE
         $<$<STREQUAL:${TEST_PSA_API},CRYPTO>:TEST_PSA_API_CRYPTO>
+        $<$<STREQUAL:${TEST_PSA_API},IPC>:TEST_PSA_API_IPC>
 )
 
 set(PROJECT_CONFIG_HEADER_FILE  "${CMAKE_SOURCE_DIR}/config/tests/config_test_psa_api.h" CACHE FILEPATH "User defined header file for TF-M config")
diff --git a/config/tests/config_test_psa_api.h b/config/tests/config_test_psa_api.h
index 3e37a32..7af36f1 100644
--- a/config/tests/config_test_psa_api.h
+++ b/config/tests/config_test_psa_api.h
@@ -159,7 +159,12 @@
 /* The maximal number of secure services that are connected or requested at the same time */
 #define CONFIG_TFM_CONN_HANDLE_MAX_NUM         8
 
-/* Enable the doorbell APIs */
+/* Set the doorbell APIs */
+#ifdef TEST_PSA_API_IPC
+/* IPC test suite uses IPC backend */
 #define CONFIG_TFM_DOORBELL_API                1
+#else
+#define CONFIG_TFM_DOORBELL_API                0
+#endif
 
 #endif /* __CONFIG_TEST_PSA_API_H__ */