diff --git a/src/network/network.cpp b/src/network/network.cpp
index 109a2cce70..dd0a915949 100644
--- a/src/network/network.cpp
+++ b/src/network/network.cpp
@@ -1073,7 +1073,7 @@ void NetworkGameLoop()
 					if (sync_state[0] == _random.state[0] && sync_state[1] == _random.state[1]) {
 						Debug(desync, 0, "Sync check: {:08x}; {:02x}; match", _date, _date_fract);
 					} else {
-						Debug(desync, 0, "Sync check: {:08x}; {:02x}; mismatch expected {{:08x}, {:08x}}, got {{:08x}, {:08x}}",
+						Debug(desync, 0, "Sync check: {:08x}; {:02x}; mismatch expected {{{:08x}, {:08x}}}, got {{{:08x}, {:08x}}}",
 									_date, _date_fract, sync_state[0], sync_state[1], _random.state[0], _random.state[1]);
 						NOT_REACHED();
 					}