diff --git a/cv8/program.c b/cv8/program.c
index bd9e52a..0fe68e0 100644
--- a/cv8/program.c
+++ b/cv8/program.c
@@ -48,10 +48,10 @@ void search(struct tree* this){
     if(buffer[0] == '\n'){
         search(this);
     }
-    /*else{
+    else if(buffet[0] != 'a' || buffet[0] != 'n'){
        printf("Nerozumiem\n");
        exit(0);
-    }*/
+    }
 
           
         if(buffer[0] == 'a'){