diff --git a/tests/include/test/psa_test_wrappers.h b/tests/include/test/psa_test_wrappers.h
index 4d674e74e0..d7e7b433e1 100644
--- a/tests/include/test/psa_test_wrappers.h
+++ b/tests/include/test/psa_test_wrappers.h
@@ -370,7 +370,7 @@ psa_status_t mbedtls_test_wrap_psa_generate_key_iop_abort(
 
 psa_status_t mbedtls_test_wrap_psa_generate_key_iop_complete(
     psa_generate_key_iop_t *arg0_operation,
-    psa_key_id_t *arg1_key);
+    mbedtls_svc_key_id_t *arg1_key);
 #define psa_generate_key_iop_complete(arg0_operation, arg1_key) \
     mbedtls_test_wrap_psa_generate_key_iop_complete(arg0_operation, arg1_key)
 
diff --git a/tests/src/psa_test_wrappers.c b/tests/src/psa_test_wrappers.c
index 1277df0925..47d73da9d3 100644
--- a/tests/src/psa_test_wrappers.c
+++ b/tests/src/psa_test_wrappers.c
@@ -633,7 +633,7 @@ psa_status_t mbedtls_test_wrap_psa_generate_key_iop_abort(
 /* Wrapper for psa_generate_key_iop_complete */
 psa_status_t mbedtls_test_wrap_psa_generate_key_iop_complete(
     psa_generate_key_iop_t *arg0_operation,
-    psa_key_id_t *arg1_key)
+    mbedtls_svc_key_id_t *arg1_key)
 {
     psa_status_t status = (psa_generate_key_iop_complete)(arg0_operation, arg1_key);
     return status;
diff --git a/tf-psa-crypto/core/psa_crypto.c b/tf-psa-crypto/core/psa_crypto.c
index ceaa243d1c..36c7a2090a 100644
--- a/tf-psa-crypto/core/psa_crypto.c
+++ b/tf-psa-crypto/core/psa_crypto.c
@@ -8348,7 +8348,7 @@ exit:
 
 psa_status_t psa_generate_key_iop_complete(
     psa_generate_key_iop_t *operation,
-    psa_key_id_t *key)
+    mbedtls_svc_key_id_t *key)
 {
     (void) operation;
     (void) key;
diff --git a/tf-psa-crypto/include/psa/crypto.h b/tf-psa-crypto/include/psa/crypto.h
index 62f1dcad75..5a106bcd61 100644
--- a/tf-psa-crypto/include/psa/crypto.h
+++ b/tf-psa-crypto/include/psa/crypto.h
@@ -5501,7 +5501,7 @@ psa_status_t psa_generate_key_iop_setup(
  */
 psa_status_t psa_generate_key_iop_complete(
     psa_generate_key_iop_t *operation,
-    psa_key_id_t *key);
+    mbedtls_svc_key_id_t *key);
 
 /**
  * \brief                       Abort a key generation operation.