From 8e46399c2c32ef5a79b8d286a04fce8e1e688ddc Mon Sep 17 00:00:00 2001
From: Farah Juma <fjuma@redhat.com>
Date: Wed, 29 Oct 2025 13:53:05 -0400
Subject: [PATCH] fix: Fix typo in Artifact.Builder#extensions

---
 spec/src/main/java/io/a2a/spec/Artifact.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spec/src/main/java/io/a2a/spec/Artifact.java b/spec/src/main/java/io/a2a/spec/Artifact.java
index 87a48cee4..798ac5823 100644
--- a/spec/src/main/java/io/a2a/spec/Artifact.java
+++ b/spec/src/main/java/io/a2a/spec/Artifact.java
@@ -75,7 +75,7 @@ public Builder metadata(Map<String, Object> metadata) {
         }
 
         public Builder extensions(List<String> extensions) {
-            this.extensions = this.extensions = (extensions == null) ? null : List.copyOf(extensions);
+            this.extensions = (extensions == null) ? null : List.copyOf(extensions);
             return this;
         }