1 files changed, 2 insertions, 1 deletions
diff --git a/src/gui/botcheckerwindow.cpp b/src/gui/botcheckerwindow.cpp
index 97e01b4b2..a18669da0 100644
--- a/src/gui/botcheckerwindow.cpp
+++ b/src/gui/botcheckerwindow.cpp
@@ -124,8 +124,9 @@ public:
         }
 
         const unsigned int curTime = cur_time;
+        const unsigned int sz = mPlayers.size();
         // set up widgets
-        for (unsigned int r = 0; r < mPlayers.size(); ++r)
+        for (unsigned int r = 0; r < sz; ++r)
         {
             if (!mPlayers.at(r))
                 continue;