diff --git a/du3/program.c b/du3/program.c
index 3e926f0..ea2c331 100644
--- a/du3/program.c
+++ b/du3/program.c
@@ -28,8 +28,8 @@ int main(void) {
             ulozisko[top++] = cislo;
         } 
         else if (strlen(vstup) == 1 && strchr("+-*/", vstup[0])) {
-            if (top < 2) {
-                printf("not enough values\n");
+            if (top < 2){
+                printf("not enough operands\n");
                 return 0;
             }
             double b = ulozisko[--top];