fix: minor fix

PsiACE · PsiACE · commit b2f2a97c510c · 2026-02-07T15:41:35.000Z
Signed-off-by: Chojan Shang &lt;psiace@apache.org&gt;
diff --git a/schema/meta.json b/schema/meta.json
@@ -28,4 +28,4 @@
     "cancel_request": "$/cancel_request"
   },
   "version": 1
-}
+}
diff --git a/schema/schema.json b/schema/schema.json
@@ -4816,4 +4816,4 @@
     }
   ],
   "title": "Agent Client Protocol"
-}
+}
diff --git a/src/acp/agent/connection.py b/src/acp/agent/connection.py
@@ -33,7 +33,7 @@
     ToolCallProgress,
     ToolCallStart,
     ToolCallUpdate,
-    usage_update
+    UsageUpdate,
     UserMessageChunk,
     WaitForTerminalExitRequest,
     WaitForTerminalExitResponse,
