diff --git a/src/memory/qmd-manager.test.ts b/src/memory/qmd-manager.test.ts
index f9f5b4a523..b0e16dc281 100644
--- a/src/memory/qmd-manager.test.ts
+++ b/src/memory/qmd-manager.test.ts
@@ -290,6 +290,107 @@ describe("QmdMemoryManager", () => {
     await manager?.close();
   });
 
+  it("rebinds sessions collection when existing collection path targets another agent", async () => {
+    const devAgentId = "dev";
+    const devWorkspaceDir = path.join(tmpRoot, "workspace-dev");
+    await fs.mkdir(devWorkspaceDir);
+    cfg = {
+      ...cfg,
+      agents: {
+        list: [
+          { id: agentId, default: true, workspace: workspaceDir },
+          { id: devAgentId, workspace: devWorkspaceDir },
+        ],
+      },
+      memory: {
+        backend: "qmd",
+        qmd: {
+          includeDefaultMemory: false,
+          update: { interval: "0s", debounceMs: 60_000, onBoot: false },
+          paths: [{ path: devWorkspaceDir, pattern: "**/*.md", name: "workspace" }],
+          sessions: { enabled: true },
+        },
+      },
+    } as OpenClawConfig;
+
+    const wrongSessionsPath = path.join(stateDir, "agents", agentId, "qmd", "sessions");
+    spawnMock.mockImplementation((_cmd: string, args: string[]) => {
+      if (args[0] === "collection" && args[1] === "list") {
+        const child = createMockChild({ autoClose: false });
+        emitAndClose(
+          child,
+          "stdout",
+          JSON.stringify([{ name: "sessions", path: wrongSessionsPath, mask: "**/*.md" }]),
+        );
+        return child;
+      }
+      return createMockChild();
+    });
+
+    const resolved = resolveMemoryBackendConfig({ cfg, agentId: devAgentId });
+    const manager = await QmdMemoryManager.create({ cfg, agentId: devAgentId, resolved, mode: "full" });
+    expect(manager).toBeTruthy();
+    await manager?.close();
+
+    const commands = spawnMock.mock.calls.map((call) => call[1] as string[]);
+    const removeSessions = commands.find(
+      (args) => args[0] === "collection" && args[1] === "remove" && args[2] === "sessions",
+    );
+    expect(removeSessions).toBeDefined();
+
+    const addSessions = commands.find((args) => {
+      if (args[0] !== "collection" || args[1] !== "add") {
+        return false;
+      }
+      const nameIdx = args.indexOf("--name");
+      return nameIdx >= 0 && args[nameIdx + 1] === "sessions";
+    });
+    expect(addSessions).toBeDefined();
+    expect(addSessions?.[2]).toBe(path.join(stateDir, "agents", devAgentId, "qmd", "sessions"));
+  });
+
+  it("rebinds sessions collection when qmd only reports collection names", async () => {
+    cfg = {
+      ...cfg,
+      memory: {
+        backend: "qmd",
+        qmd: {
+          includeDefaultMemory: false,
+          update: { interval: "0s", debounceMs: 60_000, onBoot: false },
+          paths: [{ path: workspaceDir, pattern: "**/*.md", name: "workspace" }],
+          sessions: { enabled: true },
+        },
+      },
+    } as OpenClawConfig;
+
+    spawnMock.mockImplementation((_cmd: string, args: string[]) => {
+      if (args[0] === "collection" && args[1] === "list") {
+        const child = createMockChild({ autoClose: false });
+        emitAndClose(child, "stdout", JSON.stringify(["workspace", "sessions"]));
+        return child;
+      }
+      return createMockChild();
+    });
+
+    const { manager } = await createManager({ mode: "full" });
+    await manager.close();
+
+    const commands = spawnMock.mock.calls.map((call) => call[1] as string[]);
+    const removeSessions = commands.find(
+      (args) => args[0] === "collection" && args[1] === "remove" && args[2] === "sessions",
+    );
+    expect(removeSessions).toBeDefined();
+
+    const addSessions = commands.find((args) => {
+      if (args[0] !== "collection" || args[1] !== "add") {
+        return false;
+      }
+      const nameIdx = args.indexOf("--name");
+      return nameIdx >= 0 && args[nameIdx + 1] === "sessions";
+    });
+    expect(addSessions).toBeDefined();
+  });
+
   it("times out qmd update during sync when configured", async () => {
     vi.useFakeTimers();
     cfg = {
diff --git a/src/memory/qmd-manager.ts b/src/memory/qmd-manager.ts
index 33fd564682..3b422d883f 100644
--- a/src/memory/qmd-manager.ts
+++ b/src/memory/qmd-manager.ts
@@ -45,6 +45,11 @@ type SessionExporterConfig = {
   collectionName: string;
 };
 
+type ListedCollection = {
+  path?: string;
+  pattern?: string;
+};
+
 type QmdManagerMode = "full" | "status";
 
 export class QmdMemoryManager implements MemorySearchManager {
@@ -203,7 +208,7 @@ export class QmdMemoryManager implements MemorySearchManager {
     // QMD collections are persisted inside the index database and must be created
     // via the CLI. Prefer listing existing collections when supported, otherwise
     // fall back to best-effort idempotent `qmd collection add`.
-    const existing = new Set<string>();
+    const existing = new Map<string, ListedCollection>();
     try {
       const result = await this.runQmd(["collection", "list", "--json"], {
         timeoutMs: this.qmd.update.commandTimeoutMs,
@@ -212,11 +217,22 @@ export class QmdMemoryManager implements MemorySearchManager {
       if (Array.isArray(parsed)) {
         for (const entry of parsed) {
           if (typeof entry === "string") {
-            existing.add(entry);
+            existing.set(entry, {});
           } else if (entry && typeof entry === "object") {
             const name = (entry as { name?: unknown }).name;
             if (typeof name === "string") {
-              existing.add(name);
+              const listedPath = (entry as { path?: unknown }).path;
+              const listedPattern = (entry as { pattern?: unknown; mask?: unknown }).pattern;
+              const listedMask = (entry as { mask?: unknown }).mask;
+              existing.set(name, {
+                path: typeof listedPath === "string" ? listedPath : undefined,
+                pattern:
+                  typeof listedPattern === "string"
+                    ? listedPattern
+                    : typeof listedMask === "string"
+                      ? listedMask
+                      : undefined,
+              });
             }
           }
         }
@@ -226,9 +242,20 @@ export class QmdMemoryManager implements MemorySearchManager {
     }
 
     for (const collection of this.qmd.collections) {
-      if (existing.has(collection.name)) {
+      const listed = existing.get(collection.name);
+      if (listed && !this.shouldRebindCollection(collection, listed)) {
         continue;
       }
+      if (listed) {
+        try {
+          await this.removeCollection(collection.name);
+        } catch (err) {
+          const message = err instanceof Error ? err.message : String(err);
+          if (!this.isCollectionMissingError(message)) {
+            log.warn(`qmd collection remove failed for ${collection.name}: ${message}`);
+          }
+        }
+      }
       try {
         await this.addCollection(collection.path, collection.name, collection.pattern);
       } catch (err) {
@@ -265,6 +292,35 @@ export class QmdMemoryManager implements MemorySearchManager {
     });
   }
 
+  private shouldRebindCollection(
+    collection: { kind: string; path: string; pattern: string },
+    listed: ListedCollection,
+  ): boolean {
+    if (!listed.path) {
+      // Older qmd versions may only return names from `collection list --json`.
+      // Force sessions collections to rebind so per-agent session export paths stay isolated.
+      return collection.kind === "sessions";
+    }
+    if (!this.pathsMatch(listed.path, collection.path)) {
+      return true;
+    }
+    if (typeof listed.pattern === "string" && listed.pattern !== collection.pattern) {
+      return true;
+    }
+    return false;
+  }
+
+  private pathsMatch(left: string, right: string): boolean {
+    const normalize = (value: string): string => {
+      const resolved = path.isAbsolute(value)
+        ? path.resolve(value)
+        : path.resolve(this.workspaceDir, value);
+      const normalized = path.normalize(resolved);
+      return process.platform === "win32" ? normalized.toLowerCase() : normalized;
+    };
+    return normalize(left) === normalize(right);
+  }
+
   private shouldRepairNullByteCollectionError(err: unknown): boolean {
     const message = err instanceof Error ? err.message : String(err);
     const lower = message.toLowerCase();