diff --git a/readme b/readme
index 3672436..0401dda 100644
--- a/readme
+++ b/readme
@@ -1,6 +1,7 @@
 * about **********************************************************************
 
 tim.h is a portable library to create simple terminal applications
+Demo video: https://asciinema.org/a/zn3p0dsVCOQOzwY1S9gDfyaxQ
 
 * quick start ****************************************************************
 
diff --git a/tim.h b/tim.h
index d8a12c7..38abd8a 100644
--- a/tim.h
+++ b/tim.h
@@ -1,6 +1,7 @@
 /* about **********************************************************************/
 
 // tim.h is a portable library to create simple terminal applications
+// Demo video: https://asciinema.org/a/zn3p0dsVCOQOzwY1S9gDfyaxQ
 
 /* quick start ****************************************************************/