diff --git a/README.md b/README.md
index 45656539..58671ab7 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ Using a `githubsecuritylab/codeql-LANG-queries` query pack will reference the de
 
 ### Using a community pack from the CodeQL Action
 
+> [!IMPORTANT]
 > For language aliases in `strategy.matrix.language`, use `cpp` instead of `c-cpp`, `java` instead of `java-kotlin` and `javascript` instead of `javascript-typescript`.
 
 ```yaml