diff --git a/server.cpp b/server.cpp
index 3eda4309..b45f4a43 100644
--- a/server.cpp
+++ b/server.cpp
@@ -52,7 +52,7 @@ int main () {
 
 		nextTick += WIRE_CHUNK_MS;
 		long currentTick = getTickCount();
-		if (nextTick - currentTick > 0)
+		if (nextTick > currentTick)
 		{
 			usleep((nextTick - currentTick) * 1000);
 		}