unit: Fix wrong format identifier for size_t

diff --git a/unit/test-pbkdf2-sha1.c b/unit/test-pbkdf2-sha1.c
index 3230a67..91be03d 100644 (file)
--- a/unit/test-pbkdf2-sha1.c
+++ b/unit/test-pbkdf2-sha1.c
@@ -215,7 +215,7 @@ static void psk_test(gconstpointer data)
                        g_print("%s'%c'", i == 0 ? " " : ", ",
                                                ssid[i]);
                g_print(" }\n");
-               g_print("SSID Length = %ld\n", ssid_len);
+               g_print("SSID Length = %zd\n", ssid_len);
                g_print("PSK         = %s\n", test->psk);
        }