diff --git a/src/github.ts b/src/github.ts
index 62b4a72f..2113e0c4 100644
--- a/src/github.ts
+++ b/src/github.ts
@@ -285,6 +285,11 @@ export class GitHub {
 
   public static async annotateBuildWarnings(source: string, st: SolveStatus): Promise<void> {
     st.warnings?.forEach(warning => {
+      core.info(JSON.stringify(warning, null, 2));
+      core.info(`warning.level=${warning.level}`);
+      core.info(`warning.url=${warning.url}`);
+      core.info(`warning.short=${warning.short}`);
+      core.info(`warning.detail=${warning.detail?.map(encoded => atob(encoded)).join(' ') || 'n/a'}`);
       core.warning(warning.detail?.map(encoded => atob(encoded)).join(' ') || 'n/a', {
         title: atob(warning.short) || 'Build warning',
         file: source,