diff --git a/du1/program.c b/du1/program.c
index fd769da..0aaff78 100644
--- a/du1/program.c
+++ b/du1/program.c
@@ -25,7 +25,7 @@ int main(){
 
 
 }
-printf('\n');
+printf("\n");
 printf("Pocet riadkov: %d\n", n/2); //vypise pocet zpouzitych znakov
 return 0;