Remove use of sprintf

1 files changed, 2 insertions, 4 deletions

diff --git a/test/core/security/credentials_test.c b/test/core/security/credentials_test.c
index ec21e0d42f..1c83cc8059 100644
--- a/test/core/security/credentials_test.c
+++ b/test/core/security/credentials_test.c
@@ -498,10 +498,8 @@ static void validate_service_account_http_request(
   char *expected_body = NULL;
   GPR_ASSERT(body != NULL);
   GPR_ASSERT(body_size != 0);
-  expected_body = gpr_malloc(strlen(expected_service_account_http_body_prefix) +
-                             strlen(test_signed_jwt) + 1);
-  sprintf(expected_body, "%s%s", expected_service_account_http_body_prefix,
-          test_signed_jwt);
+  gpr_asprintf(&expected_body, "%s%s",
+               expected_service_account_http_body_prefix, test_signed_jwt);
   GPR_ASSERT(strlen(expected_body) == body_size);
   GPR_ASSERT(!memcmp(expected_body, body, body_size));
   gpr_free(expected_body);