diff --git a/tests/suites/test_suite_pkparse.function b/tests/suites/test_suite_pkparse.function
index f2f5e97..d6b6984 100644
--- a/tests/suites/test_suite_pkparse.function
+++ b/tests/suites/test_suite_pkparse.function
@@ -17,6 +17,7 @@
     char *pwd = password;
 
     mbedtls_pk_init(&ctx);
+    USE_PSA_INIT();
 
     if (strcmp(pwd, "NULL") == 0) {
         pwd = NULL;
@@ -35,6 +36,7 @@
 
 exit:
     mbedtls_pk_free(&ctx);
+    USE_PSA_DONE();
 }
 /* END_CASE */
 
@@ -45,6 +47,7 @@
     int res;
 
     mbedtls_pk_init(&ctx);
+    USE_PSA_INIT();
 
     res = mbedtls_pk_parse_public_keyfile(&ctx, key_file);
 
@@ -59,6 +62,7 @@
 
 exit:
     mbedtls_pk_free(&ctx);
+    USE_PSA_DONE();
 }
 /* END_CASE */
 
@@ -69,6 +73,7 @@
     int res;
 
     mbedtls_pk_init(&ctx);
+    USE_PSA_INIT();
 
     res = mbedtls_pk_parse_public_keyfile(&ctx, key_file);
 
@@ -83,6 +88,7 @@
 
 exit:
     mbedtls_pk_free(&ctx);
+    USE_PSA_DONE();
 }
 /* END_CASE */
 
@@ -93,6 +99,7 @@
     int res;
 
     mbedtls_pk_init(&ctx);
+    USE_PSA_INIT();
 
     res = mbedtls_pk_parse_keyfile(&ctx, key_file, password);
 
@@ -107,6 +114,7 @@
 
 exit:
     mbedtls_pk_free(&ctx);
+    USE_PSA_DONE();
 }
 /* END_CASE */
 
@@ -116,10 +124,12 @@
     mbedtls_pk_context pk;
 
     mbedtls_pk_init(&pk);
+    USE_PSA_INIT();
 
     TEST_ASSERT(mbedtls_pk_parse_key(&pk, buf->x, buf->len, NULL, 0) == result);
 
 exit:
     mbedtls_pk_free(&pk);
+    USE_PSA_DONE();
 }
 /* END_CASE */
diff --git a/tests/suites/test_suite_pkwrite.function b/tests/suites/test_suite_pkwrite.function
index 08ec835..f90281d 100644
--- a/tests/suites/test_suite_pkwrite.function
+++ b/tests/suites/test_suite_pkwrite.function
@@ -36,6 +36,9 @@
     size_t buf_len, check_buf_len;
     int ret;
 
+    mbedtls_pk_init(&key);
+    USE_PSA_INIT();
+
     /* Note: if mbedtls_pk_load_file() successfully reads the file, then
        it also allocates check_buf, which should be freed on exit */
     TEST_EQUAL(mbedtls_pk_load_file(key_file, &check_buf, &check_buf_len), 0);
@@ -56,7 +59,6 @@
 
     ASSERT_ALLOC(buf, check_buf_len);
 
-    mbedtls_pk_init(&key);
     if (is_public_key) {
         TEST_EQUAL(mbedtls_pk_parse_public_keyfile(&key, key_file), 0);
         if (is_der) {
@@ -97,6 +99,7 @@
     mbedtls_free(buf);
     mbedtls_free(check_buf);
     mbedtls_pk_free(&key);
+    USE_PSA_DONE();
 }
 /* END_HEADER */