diff --git a/client/src/main.c b/client/src/main.c
index 8109ad1e..c543e62b 100644
--- a/client/src/main.c
+++ b/client/src/main.c
@@ -432,7 +432,7 @@ int main_cursorThread(void * unused)
         g_state.state = APP_STATE_SHUTDOWN;
         break;
       }
-      cursorSize = msg.size;
+      cursorSize = neededSize;
     }
 
     memcpy(cursor, msg.mem, neededSize);