diff --git a/secure_fw/spm/spm_api.c b/secure_fw/spm/spm_api.c
index f162890..044e336 100644
--- a/secure_fw/spm/spm_api.c
+++ b/secure_fw/spm/spm_api.c
@@ -19,6 +19,7 @@
 #include "tfm_core.h"
 #include "tfm_peripherals_def.h"
 #include "spm_partition_defs.h"
+#include "psa/lifecycle.h"
 
 #define NON_SECURE_INTERNAL_PARTITION_DB_IDX 0
 #define TFM_CORE_INTERNAL_PARTITION_DB_IDX   1
@@ -106,6 +107,15 @@
         TFM_PARTITION_PRIVILEGED_MODE;
 }
 
+uint32_t tfm_spm_get_lifecycle_state(void)
+{
+    /*
+     * FixMe: return PSA_LIFECYCLE_UNKNOWN to the caller directly. It will be
+     * implemented in the future.
+     */
+    return PSA_LIFECYCLE_UNKNOWN;
+}
+
 __attribute__((section("SFN")))
 void tfm_spm_partition_change_privilege(uint32_t privileged)
 {