diff --git a/.opencode/plugins/code-ing/src/memory/constants.ts b/.opencode/plugins/code-ing/src/memory/constants.ts
index 66838ce..352ea50 100644
--- a/.opencode/plugins/code-ing/src/memory/constants.ts
+++ b/.opencode/plugins/code-ing/src/memory/constants.ts
@@ -40,8 +40,8 @@ export const DEFAULTS = {
   L0_MAX_MESSAGES: 60,
   L1_SUMMARY_MAX_BYTES: 500,
   L2_SUMMARY_MAX_BYTES: 500,
-  L1_LOOKBACK_DAYS: 3,
-  L2_LOOKBACK_WEEKS: 3,
+  L1_LOOKBACK_DAYS: 5,
+  L2_LOOKBACK_WEEKS: 5,
   SESSION_MAX_AGE_DAYS: 1,
   SESSION_MAX_ROLLING: 3,
   SESSION_MAX_AGE_HOURS: 6,
diff --git a/.opencode/plugins/code-ing/src/memory/context.ts b/.opencode/plugins/code-ing/src/memory/context.ts
index c99cf5c..3af3988 100644
--- a/.opencode/plugins/code-ing/src/memory/context.ts
+++ b/.opencode/plugins/code-ing/src/memory/context.ts
@@ -10,7 +10,7 @@ import { readRecentMessages, readAllMessages } from './l0.js';
 import { readDailySummaries } from './l1.js';
 import { readWeeklySummaries } from './l2.js';
 import { readWeeklySummaries as readL2WeeklySummaries } from './l2.js';
-import { L1_DIR, L2_DIR, PATHS } from './constants.js';
+import { L1_DIR, L2_DIR, PATHS, DEFAULTS } from './constants.js';
 import { buildVariableContext, substituteVariables, hasVariables } from './sys-inject.js';
 
 /**
@@ -67,11 +67,11 @@ export function buildMemoryContext(
   const todayStr = `${today.getFullYear()}-${String(today.getMonth() + 1).padStart(2, '0')}-${String(today.getDate()).padStart(2, '0')}`;
   const recentMessages = readRecentMessages(projectDir, todayStr, 60);
 
-  // Read L1 summaries (last 3 days)
-  const dailySummaries = readDailySummaries(projectDir, 3);
+  // Read L1 summaries (last N days from constants)
+  const dailySummaries = readDailySummaries(projectDir, DEFAULTS.L1_LOOKBACK_DAYS);
 
-  // Read L2 summaries (last 3 weeks)
-  const weeklySummaries = readL2WeeklySummaries(projectDir, 3);
+  // Read L2 summaries (last N weeks from constants)
+  const weeklySummaries = readL2WeeklySummaries(projectDir, DEFAULTS.L2_LOOKBACK_WEEKS);
 
   return {
     directoryInfo: getDirectoryInfo(projectDir),
diff --git a/AGENTS.md b/AGENTS.md
index 5a43904..e5bdd02 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -224,7 +224,7 @@ The memory system uses a hierarchical structure for efficient context loading:
 | L9 | `memory/{SOUL,PEOPLE,TASK,CRON,CRON_SYS}.md` | Long-term memory | Variable |
 
 **Context Injection**:
-- Feishu message triggers: L9 files + last 60 L0 messages + 3 L1 days + 3 L2 weeks
+- Feishu message triggers: L9 files + last 60 L0 messages + 5 L1 days + 5 L2 weeks
 - Scheduled triggers: L9 files + matching CRON tasks
 
 ---
diff --git a/doc/cron_sys-inject.md b/doc/cron_sys-inject.md
index f9dc92e..361424b 100644
--- a/doc/cron_sys-inject.md
+++ b/doc/cron_sys-inject.md
@@ -2,7 +2,7 @@
 
 agent的工作有几种触发方式。code-ing 会往context中注入记忆信息。
 
-* 飞书消息触发。注入：工作目录的根目录； L9中的SOUL.md，PEOPLE.md，TASK.md；L0中，最近60条消息；L1中最近3天的信息；L2中最近3周的信息。剩下的，让agent按需自己读取。
+* 飞书消息触发。注入：工作目录的根目录； L9中的SOUL.md，PEOPLE.md，TASK.md；L0中，最近60条消息；L1中最近5天的信息；L2中最近5周的信息。剩下的，让agent按需自己读取。
 * 定时触发。plugin 通过一个定时器机制，每半个小时整点(xx:00, xx:30) 进行一次定时触发。触发时，需要处理TASK.md的完成情况；以及处理CRON.md, CRON_SYS.md的内容。处理方式如下。
 
 # 定时任务执行逻辑
diff --git a/doc/memory-design.md b/doc/memory-design.md
index c6a03a5..f3de62b 100644
--- a/doc/memory-design.md
+++ b/doc/memory-design.md
@@ -36,7 +36,7 @@
 
 agent的工作有几种触发方式。code-ing 会往context中注入记忆信息。
 
-* 飞书消息触发。注入：工作目录的根目录； L9中的SOUL.md，PEOPLE.md，TASK.md；L0中，最近60条消息；L1中最近3天的信息；L2中最近3周的信息。剩下的，让agent按需自己读取。
+* 飞书消息触发。注入：工作目录的根目录； L9中的SOUL.md，PEOPLE.md，TASK.md；L0中，最近60条消息；L1中最近5天的信息；L2中最近5周的信息。剩下的，让agent按需自己读取。
 * 定时触发。注入：工作目录的根目录；L9中的 SOUL.md，PEOPLE.md，TASK.md；以及 CRON.md 和 CRON_SYS.md 中，按照当前触发的时间，应该激活的任务。
 
 # 定时逻辑