diff --git a/rules.md b/rules.md
index 9d7089a..b1057b8 100644
--- a/rules.md
+++ b/rules.md
@@ -5,7 +5,7 @@
 </style>
 
 <div style="padding: 20px 20px 10px 20px; border: solid grey 1px; border-radius: 10px;">
-  <h2 style="text-align:center;">⚠️ Disclamer ⚠️</h2>
+  <h2 style="text-align:center;">⚠️ Disclaimer ⚠️</h2>
 
   <p style="text-align:center;">
     Alert thresholds depend on nature of applications.