diff --git a/server/src/client/voice/VoiceClient.cpp b/server/src/client/voice/VoiceClient.cpp
index db74d5b..bbe6647 100644
--- a/server/src/client/voice/VoiceClient.cpp
+++ b/server/src/client/voice/VoiceClient.cpp
@@ -189,7 +189,7 @@ bool VoiceClient::close_connection(const system_clock::time_point &timeout) {
 
     debugMessage(this->getServerId(), "{} Closing voice client connection. (Flush: {})", CLIENT_STR_LOG_PREFIX, flush);
     //TODO: Move this out into a thread pool?
-    if(this->flushing_thread->joinable()) {
+    if(this->flushing_thread && this->flushing_thread->joinable()) {
         logCritical(LOG_GENERAL, "VoiceClient::close_connection reached flushing thread with an active old handle. Ignoring request.");
         return true;
     }