diff --git a/src/PSOProtocol.cc b/src/PSOProtocol.cc
index f0a685ba..12edbf8c 100644
--- a/src/PSOProtocol.cc
+++ b/src/PSOProtocol.cc
@@ -197,8 +197,8 @@ void print_received_command(
   if (name && name[0]) {
     name_token = string(" from ") + name;
   }
-  log(INFO, "Received%s (version=%d command=%04hX flag=%08X)",
-      name_token.c_str(), static_cast<int>(version), command, flag);
+  log(INFO, "Received%s (version=%s command=%04hX flag=%08X)",
+      name_token.c_str(), name_for_version(version), command, flag);
 
   PSOCommandHeader header;
   size_t header_size = header.header_size(version);
diff --git a/src/SendCommands.cc b/src/SendCommands.cc
index f01b78d3..ac01210f 100644
--- a/src/SendCommands.cc
+++ b/src/SendCommands.cc
@@ -93,8 +93,8 @@ void send_command(
     if (use_terminal_colors) {
       print_color_escape(stderr, TerminalFormat::FG_YELLOW, TerminalFormat::BOLD, TerminalFormat::END);
     }
-    log(INFO, "Sending%s (version=%d command=%04hX flag=%08X)",
-        name_token.c_str(), static_cast<int>(version), command, flag);
+    log(INFO, "Sending%s (version=%s command=%04hX flag=%08X)",
+        name_token.c_str(), name_for_version(version), command, flag);
     print_data(stderr, send_data.data(), send_data.size());
     if (use_terminal_colors) {
       print_color_escape(stderr, TerminalFormat::NORMAL, TerminalFormat::END);