diff --git a/src/entrypoints/run.ts b/src/entrypoints/run.ts
index b4b6e6d..b79d7bb 100644
--- a/src/entrypoints/run.ts
+++ b/src/entrypoints/run.ts
@@ -187,30 +187,6 @@ async function run() {
       }
     }
 
-    // === M5 DEBUG START ===
-    console.log(`[M5 DEBUG] eventName: ${context.eventName}`);
-    console.log(`[M5 DEBUG] eventAction: ${context.eventAction}`);
-    console.log(
-      `[M5 DEBUG] assigneeTrigger: "${context.inputs?.assigneeTrigger}"`,
-    );
-    console.log(
-      `[M5 DEBUG] ASSIGNEE_TRIGGER env: "${process.env.ASSIGNEE_TRIGGER}"`,
-    );
-    if (isEntityContext(context)) {
-      const payload = context.payload as Record<string, any>;
-      console.log(
-        `[M5 DEBUG] payload.assignee: ${JSON.stringify(payload.assignee)}`,
-      );
-      console.log(
-        `[M5 DEBUG] payload.issue.assignee: ${JSON.stringify(payload.issue?.assignee)}`,
-      );
-      console.log(
-        `[M5 DEBUG] payload.issue.assignees: ${JSON.stringify(payload.issue?.assignees?.map((a: any) => a.login))}`,
-      );
-      console.log(`[M5 DEBUG] payload.action: ${payload.action}`);
-    }
-    // === M5 DEBUG END ===
-
     // Check trigger conditions
     const containsTrigger =
       modeName === "tag"
diff --git a/src/github/validation/trigger.ts b/src/github/validation/trigger.ts
index 55e5c66..031feb8 100644
--- a/src/github/validation/trigger.ts
+++ b/src/github/validation/trigger.ts
@@ -27,7 +27,11 @@ export function checkContainsTrigger(context: ParsedGitHubContext): boolean {
   if (isIssuesAssignedEvent(context)) {
     // Remove @ symbol from assignee_trigger if present
     let triggerUser = assigneeTrigger.replace(/^@/, "");
-    const assigneeUsername = context.payload.assignee?.login || "";
+    // Forgejo doesn't include top-level `assignee` — fall back to issue.assignee
+    const assigneeUsername =
+      context.payload.assignee?.login ||
+      (context.payload as any).issue?.assignee?.login ||
+      "";
 
     if (triggerUser && assigneeUsername === triggerUser) {
       console.log(`Issue assigned to trigger user '${triggerUser}'`);