From 5b8cdf457bb95a0d77e9a16a5a754150245bcfbb Mon Sep 17 00:00:00 2001
From: TapTap <taptap.programming@gmail.com>
Date: Thu, 3 Sep 2026 21:51:29 +0200
Subject: [PATCH] fix: bump protocol version for size-only field

---
 src/shared/config.h | 2 +-
 tests/test_config.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/shared/config.h b/src/shared/config.h
index eb2ef2e..d5fd456 100644
--- a/src/shared/config.h
+++ b/src/shared/config.h
@@ -129,7 +129,7 @@ typedef struct Config {
   char* compress_choice;
 } Config;
 
-#define PROTOCOL_VERSION "2.2.0"
+#define PROTOCOL_VERSION "2.3.0"
 #define DEFAULT_CHUNK_SIZE (10 * 1024 * 1024)
 
 Config* config_create(void);
diff --git a/tests/test_config.c b/tests/test_config.c
index 290d980..ee27870 100644
--- a/tests/test_config.c
+++ b/tests/test_config.c
@@ -188,11 +188,11 @@ static void test_config_send_receive() {
 }
 
 static void test_config_send_receive_version_mismatch() {
-  /* Create a config with a different protocol version */
+  /* A peer using the previous wire format must be rejected. */
   Config* cfg = config_create();
   EXPECT_NOT_NULL(cfg);
   free(cfg->version);
-  cfg->version = str_dup("0.0");
+  cfg->version = str_dup("2.2.0");
   cfg->send_directory = str_dup("/src");
   cfg->receive_root_directory = str_dup("/dst");