diff --git a/du5/program.c b/du5/program.c
index bb52d93..b99177e 100644
--- a/du5/program.c
+++ b/du5/program.c
@@ -20,7 +20,7 @@ int lineCount = 0;
 int indexLine = 0;
 int nodeCount = 0;
 int answerCount = 0;
-bool treeIsBroken = false;
+bool isTreeBroken = false;
 
 //pomocna konstanta
 const int invalidIndex = -1;
@@ -139,7 +139,7 @@ int main()
     int root = buildATree();
 
     printf("Expert z bufetu to vie.\n");
-    if (treeIsBroken || indexLine != lineCount || answerCount == 0)
+    if (isTreeBroken || indexLine != lineCount || answerCount == 0)
     {
         printf("Chybna databaza\n");
     }