diff --git a/src/server/simpleslave.c b/src/server/simpleslave.c
--- a/src/server/simpleslave.c
+++ b/src/server/simpleslave.c
@@ -312,6 +312,8 @@ if(updateConf){
           // Tell the server that rendering and upload are complete
           _web_finishframe(slavekey, password, jobnum, framenum);
         }
+
+        free(outputExt);
       }
     else{
       if(DEBUG)
@@ -329,7 +331,6 @@ if(updateConf){
         delete_jobdata(jobnum, datadir);
       }
 
-    free(outputExt);
   }
 
   free(my_cfg);