diff --git a/linters/biome/plugin.yaml b/linters/biome/plugin.yaml
index df9005985..787a60e8f 100644
--- a/linters/biome/plugin.yaml
+++ b/linters/biome/plugin.yaml
@@ -12,6 +12,7 @@ lint:
     # Successor to the rome linter+formatter
     - name: biome
       files:
+        - astro
         - css
         - graphql
         - javascript
diff --git a/linters/plugin.yaml b/linters/plugin.yaml
index 9500c0505..08b7569b3 100644
--- a/linters/plugin.yaml
+++ b/linters/plugin.yaml
@@ -61,6 +61,13 @@ lint:
         - slashes-block
         - slashes-inline
 
+    - name: astro
+      extensions:
+        - astro
+      comments:
+        - html-tag
+        - brace-slashes-block
+
     - name: bazel-build
       extensions:
         - BUILD