diff --git a/hexcat.c b/hexcat.c
index 01a9096..93c7373 100755
--- a/hexcat.c
+++ b/hexcat.c
@@ -32,7 +32,7 @@ int main(void)
     char c = getchar();
     int n = c == 27 ? 33 : 36;
     if(c==27)printf("\n");
-    printf("%2d \e[%dm%c\e[m ", c, n, c); // <- change d to X or x if you want hex
+    printf("%2d \e[%dm%c\e[m ", c, n, c<32||c>126?'.':c); // <- change d to X or x if you want hex
   }
 }