diff --git a/server/TracyWorker.cpp b/server/TracyWorker.cpp
index 66599e69..48cfbb42 100644
--- a/server/TracyWorker.cpp
+++ b/server/TracyWorker.cpp
@@ -3081,7 +3081,7 @@ void Worker::UpdateMbps( int64_t td )
         m_mbpsData.mbps.erase( m_mbpsData.mbps.begin() );
         m_mbpsData.mbps.emplace_back( bytes / ( td * 125.f ) );
     }
-    m_mbpsData.compRatio = float( bytes ) / decBytes;
+    m_mbpsData.compRatio = decBytes == 0 ? 1 : float( bytes ) / decBytes;
     m_mbpsData.queue = m_serverQueryQueue.size();
     m_mbpsData.transferred += bytes;
 }