diff --git a/cv1/program.c b/cv1/program.c
index 137c79e..1e8d2d8 100644
--- a/cv1/program.c
+++ b/cv1/program.c
@@ -1,5 +1,7 @@
 #include <stdio.h>
 
+#define TAB_WIDTH 4 
+
 int main() {
     int text;
     int lines_count = 0;
@@ -11,6 +13,11 @@ int main() {
             text = text - 'A' + 'a';
         } else if (text == '\n') {
             lines_count++;
+        } else if (text == '\t') {
+            for (int i = 0; i < TAB_WIDTH; i++) {
+                putchar(' ');
+            }
+            continue;
         } else if (text < 32 || text == 127) {
             continue;
         }
@@ -20,4 +27,4 @@ int main() {
 
     printf("\nLines count: %d\n", lines_count);
     return 0;
-}
+}
\ No newline at end of file