diff --git a/src/shared/config.h b/src/shared/config.h
index 64e4afa..44fbe6d 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/src/shared/file_receive.c b/src/shared/file_receive.c
index a610d67..e1e1882 100644
--- a/src/shared/file_receive.c
+++ b/src/shared/file_receive.c
@@ -375,7 +375,8 @@ File* receive_incremental_check(int fd, const Config* config, bool* skipped) {
     close(old_fd);
   }
 
-  bool match = has_old_file && (unsigned long long)st.st_size == check_size;
+  bool match =
+      !config->ignore_times && has_old_file && (unsigned long long)st.st_size == check_size;
   if (match && config->checksum) {
     uint64_t old_checksum = old_size == 0 ? delta_xxhash64("", 0) : 0;
     if (old_data)
diff --git a/tests/integration/test_features.py b/tests/integration/test_features.py
index dac6549..11ccb30 100644
--- a/tests/integration/test_features.py
+++ b/tests/integration/test_features.py
@@ -223,7 +223,7 @@ class TestIncremental:
         received_file = os.path.join(received, "small.txt")
         source_stat = os.stat(source_file)
         with open(received_file, "wb") as f:
-            f.write(b"stale data\n")
+            f.write(b"stale data!\n")
         os.utime(received_file, (source_stat.st_atime, source_stat.st_mtime))
 
         result, _ = run_client(SOURCE_DIR, DEST_DIR,