diff --git a/buf.yaml b/buf.yaml
index 593ec0f609..56a028c661 100644
--- a/buf.yaml
+++ b/buf.yaml
@@ -45,6 +45,7 @@ lint:
       - sdk/helper/pluginutil/multiplexing.proto
       - sdk/logical/event.proto
       - sdk/logical/identity.proto
+      - sdk/logical/observation.proto
       - sdk/logical/plugin.proto
       - sdk/logical/version.proto
       - sdk/plugin/pb/backend.proto
@@ -78,6 +79,7 @@ lint:
       - sdk/helper/pluginutil/multiplexing.proto
       - sdk/logical/event.proto
       - sdk/logical/identity.proto
+      - sdk/logical/observation.proto
       - sdk/logical/plugin.proto
       - sdk/logical/version.proto
       - sdk/plugin/pb/backend.proto