diff --git a/README.md b/README.md
index bb257442..ad48f91e 100644
--- a/README.md
+++ b/README.md
@@ -149,10 +149,10 @@ route:
 # We use this to mute any warning-level notifications if the same alert is
 # already critical.
 inhibit_rules:
-- source_match:
-    severity: 'critical'
-  target_match:
-    severity: 'warning'
+- source_matchers:
+    - severity="critical"
+  target_matchers:
+    - severity="warning"
   # Apply inhibition if the alertname is the same.
   # CAUTION: 
   #   If all label names listed in `equal` are missing