diff --git a/src/playerdata.cpp b/src/playerdata.cpp
index 6222a630..cefb3789 100644
--- a/src/playerdata.cpp
+++ b/src/playerdata.cpp
@@ -281,7 +281,7 @@ LOG_ERROR("checking IsPlayerAllowedToJoinCreateLimitRank() ");
 	int i=0;
 	for(std::vector<long>::iterator timeStamp = m_last_games.begin(); timeStamp != m_last_games.end(); ++timeStamp) {
 		LOG_ERROR("timeStamp " << *timeStamp);
-		time_t ts = (time_t)*timeStamp;
+		const time_t ts = (time_t)*timeStamp;
 		if(*timeStamp > then){
 			LOG_ERROR("counting timeStamp in time  " <<  ctime(ts));
 			count++;