diff --git a/manifest.xml b/manifest.xml
index c258bce..dd22531 100644
--- a/manifest.xml
+++ b/manifest.xml
@@ -2,7 +2,7 @@
     <hal>
         <name>android.hidl.manager</name>
         <transport>hwbinder</transport>
-        <version>1.0</version>
+        <version>1.1</version>
         <interface>
             <name>IServiceManager</name>
             <instance>default</instance>
diff --git a/transport/Android.bp b/transport/Android.bp
index c7bb63b..7fc3717 100644
--- a/transport/Android.bp
+++ b/transport/Android.bp
@@ -17,6 +17,7 @@
     "allocator/1.0/default",
     "base/1.0",
     "manager/1.0",
+    "manager/1.1",
     "memory/1.0",
     "memory/1.0/default",
     "token/1.0",
@@ -46,14 +47,17 @@
 
     generated_sources: [
         "android.hidl.manager@1.0_genc++",
+        "android.hidl.manager@1.1_genc++",
         "android.hidl.base@1.0_genc++"
     ],
     generated_headers: [
         "android.hidl.manager@1.0_genc++_headers",
+        "android.hidl.manager@1.1_genc++_headers",
         "android.hidl.base@1.0_genc++_headers"
     ],
     export_generated_headers: [
         "android.hidl.manager@1.0_genc++_headers",
+        "android.hidl.manager@1.1_genc++_headers",
         "android.hidl.base@1.0_genc++_headers"
     ],
 
diff --git a/transport/ServiceManagement.cpp b/transport/ServiceManagement.cpp
index 663c6b5..c19ef58 100644
--- a/transport/ServiceManagement.cpp
+++ b/transport/ServiceManagement.cpp
@@ -36,9 +36,9 @@
 #include <hwbinder/IPCThreadState.h>
 #include <hwbinder/Parcel.h>
 
-#include <android/hidl/manager/1.0/IServiceManager.h>
-#include <android/hidl/manager/1.0/BpHwServiceManager.h>
-#include <android/hidl/manager/1.0/BnHwServiceManager.h>
+#include <android/hidl/manager/1.1/IServiceManager.h>
+#include <android/hidl/manager/1.1/BpHwServiceManager.h>
+#include <android/hidl/manager/1.1/BnHwServiceManager.h>
 
 #define RE_COMPONENT    "[a-zA-Z_][a-zA-Z_0-9]*"
 #define RE_PATH         RE_COMPONENT "(?:[.]" RE_COMPONENT ")*"
@@ -46,17 +46,18 @@
 
 using android::base::WaitForProperty;
 
-using android::hidl::manager::V1_0::IServiceManager;
+using IServiceManager1_0 = android::hidl::manager::V1_0::IServiceManager;
+using IServiceManager1_1 = android::hidl::manager::V1_1::IServiceManager;
 using android::hidl::manager::V1_0::IServiceNotification;
-using android::hidl::manager::V1_0::BpHwServiceManager;
-using android::hidl::manager::V1_0::BnHwServiceManager;
+using android::hidl::manager::V1_1::BpHwServiceManager;
+using android::hidl::manager::V1_1::BnHwServiceManager;
 
 namespace android {
 namespace hardware {
 
 namespace details {
 extern Mutex gDefaultServiceManagerLock;
-extern sp<android::hidl::manager::V1_0::IServiceManager> gDefaultServiceManager;
+extern sp<android::hidl::manager::V1_1::IServiceManager> gDefaultServiceManager;
 }  // namespace details
 
 static const char* kHwServicemanagerReadyProperty = "hwservicemanager.ready";
@@ -130,7 +131,10 @@
 
 }  // details
 
-sp<IServiceManager> defaultServiceManager() {
+sp<IServiceManager1_0> defaultServiceManager() {
+    return defaultServiceManager1_1();
+}
+sp<IServiceManager1_1> defaultServiceManager1_1() {
     {
         AutoMutex _l(details::gDefaultServiceManagerLock);
         if (details::gDefaultServiceManager != NULL) {
@@ -147,7 +151,7 @@
 
         while (details::gDefaultServiceManager == NULL) {
             details::gDefaultServiceManager =
-                    fromBinder<IServiceManager, BpHwServiceManager, BnHwServiceManager>(
+                    fromBinder<IServiceManager1_1, BpHwServiceManager, BnHwServiceManager>(
                         ProcessState::self()->getContextObject(NULL));
             if (details::gDefaultServiceManager == NULL) {
                 LOG(ERROR) << "Waited for hwservicemanager, but got nullptr.";
@@ -191,7 +195,7 @@
 }
 
 static void registerReference(const hidl_string &interfaceName, const hidl_string &instanceName) {
-    sp<IServiceManager> binderizedManager = defaultServiceManager();
+    sp<IServiceManager1_0> binderizedManager = defaultServiceManager();
     if (binderizedManager == nullptr) {
         LOG(WARNING) << "Could not registerReference for "
                      << interfaceName << "/" << instanceName
@@ -247,7 +251,7 @@
     }
 }
 
-struct PassthroughServiceManager : IServiceManager {
+struct PassthroughServiceManager : IServiceManager1_1 {
     static void openLibs(const std::string& fqName,
             std::function<bool /* continue */(void* /* handle */,
                 const std::string& /* lib */, const std::string& /* sym */)> eachLib) {
@@ -415,9 +419,20 @@
         return Void();
     }
 
+    Return<bool> unregisterForNotifications(const hidl_string& /* fqName */,
+                                            const hidl_string& /* name */,
+                                            const sp<IServiceNotification>& /* callback */) override {
+        // This makes no sense.
+        LOG(FATAL) << "Cannot unregister for notifications with passthrough service manager.";
+        return false;
+    }
+
 };
 
-sp<IServiceManager> getPassthroughServiceManager() {
+sp<IServiceManager1_0> getPassthroughServiceManager() {
+    return getPassthroughServiceManager1_1();
+}
+sp<IServiceManager1_1> getPassthroughServiceManager1_1() {
     static sp<PassthroughServiceManager> manager(new PassthroughServiceManager());
     return manager;
 }
@@ -474,7 +489,7 @@
 
 void waitForHwService(
         const std::string &interface, const std::string &instanceName) {
-    const sp<IServiceManager> manager = defaultServiceManager();
+    const sp<IServiceManager1_1> manager = defaultServiceManager1_1();
 
     if (manager == nullptr) {
         LOG(ERROR) << "Could not get default service manager.";
@@ -498,6 +513,11 @@
     }
 
     waiter->wait(interface, instanceName);
+
+    if (!manager->unregisterForNotifications(interface, instanceName, waiter).withDefault(false)) {
+        LOG(ERROR) << "Could not unregister service notification for "
+            << interface << "/" << instanceName << ".";
+    }
 }
 
 }; // namespace details
diff --git a/transport/include/hidl/ServiceManagement.h b/transport/include/hidl/ServiceManagement.h
index 324a584..d53cd7e 100644
--- a/transport/include/hidl/ServiceManagement.h
+++ b/transport/include/hidl/ServiceManagement.h
@@ -27,6 +27,9 @@
 namespace V1_0 {
     struct IServiceManager;
 }; // namespace V1_0
+namespace V1_1 {
+    struct IServiceManager;
+}; // namespace V1_0
 }; // namespace manager
 }; // namespace hidl
 
@@ -47,7 +50,9 @@
 // These functions are for internal use by hidl. If you want to get ahold
 // of an interface, the best way to do this is by calling IFoo::getService()
 sp<::android::hidl::manager::V1_0::IServiceManager> defaultServiceManager();
+sp<::android::hidl::manager::V1_1::IServiceManager> defaultServiceManager1_1();
 sp<::android::hidl::manager::V1_0::IServiceManager> getPassthroughServiceManager();
+sp<::android::hidl::manager::V1_1::IServiceManager> getPassthroughServiceManager1_1();
 
 /**
  * Given a service that is in passthrough mode, this function will go ahead and load the
diff --git a/transport/manager/1.1/Android.bp b/transport/manager/1.1/Android.bp
new file mode 100644
index 0000000..5a1bf00
--- /dev/null
+++ b/transport/manager/1.1/Android.bp
@@ -0,0 +1,38 @@
+// This file is autogenerated by hidl-gen. Do not edit manually.
+
+filegroup {
+    name: "android.hidl.manager@1.1_hal",
+    srcs: [
+        "IServiceManager.hal",
+    ],
+}
+
+genrule {
+    name: "android.hidl.manager@1.1_genc++",
+    tools: ["hidl-gen"],
+    cmd: "$(location hidl-gen) -o $(genDir) -Lc++-sources -randroid.hidl:system/libhidl/transport android.hidl.manager@1.1",
+    srcs: [
+        ":android.hidl.manager@1.1_hal",
+    ],
+    out: [
+        "android/hidl/manager/1.1/ServiceManagerAll.cpp",
+    ],
+}
+
+genrule {
+    name: "android.hidl.manager@1.1_genc++_headers",
+    tools: ["hidl-gen"],
+    cmd: "$(location hidl-gen) -o $(genDir) -Lc++-headers -randroid.hidl:system/libhidl/transport android.hidl.manager@1.1",
+    srcs: [
+        ":android.hidl.manager@1.1_hal",
+    ],
+    out: [
+        "android/hidl/manager/1.1/IServiceManager.h",
+        "android/hidl/manager/1.1/IHwServiceManager.h",
+        "android/hidl/manager/1.1/BnHwServiceManager.h",
+        "android/hidl/manager/1.1/BpHwServiceManager.h",
+        "android/hidl/manager/1.1/BsServiceManager.h",
+    ],
+}
+
+// android.hidl.manager@1.1 is exported from libhidltransport
diff --git a/transport/manager/1.1/Android.mk b/transport/manager/1.1/Android.mk
new file mode 100644
index 0000000..20c9504
--- /dev/null
+++ b/transport/manager/1.1/Android.mk
@@ -0,0 +1,76 @@
+# This file is autogenerated by hidl-gen. Do not edit manually.
+
+LOCAL_PATH := $(call my-dir)
+
+################################################################################
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := android.hidl.manager-V1.1-java
+LOCAL_MODULE_CLASS := JAVA_LIBRARIES
+
+intermediates := $(call local-generated-sources-dir, COMMON)
+
+HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
+
+LOCAL_JAVA_LIBRARIES := \
+    android.hidl.base-V1.0-java \
+    android.hidl.manager-V1.0-java \
+
+
+#
+# Build IServiceManager.hal
+#
+GEN := $(intermediates)/android/hidl/manager/V1_1/IServiceManager.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/IServiceManager.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava \
+        -randroid.hidl:system/libhidl/transport \
+        android.hidl.manager@1.1::IServiceManager
+
+$(GEN): $(LOCAL_PATH)/IServiceManager.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+include $(BUILD_JAVA_LIBRARY)
+
+
+################################################################################
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := android.hidl.manager-V1.1-java-static
+LOCAL_MODULE_CLASS := JAVA_LIBRARIES
+
+intermediates := $(call local-generated-sources-dir, COMMON)
+
+HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
+
+LOCAL_STATIC_JAVA_LIBRARIES := \
+    android.hidl.base-V1.0-java-static \
+    android.hidl.manager-V1.0-java-static \
+
+
+#
+# Build IServiceManager.hal
+#
+GEN := $(intermediates)/android/hidl/manager/V1_1/IServiceManager.java
+$(GEN): $(HIDL)
+$(GEN): PRIVATE_HIDL := $(HIDL)
+$(GEN): PRIVATE_DEPS := $(LOCAL_PATH)/IServiceManager.hal
+$(GEN): PRIVATE_OUTPUT_DIR := $(intermediates)
+$(GEN): PRIVATE_CUSTOM_TOOL = \
+        $(PRIVATE_HIDL) -o $(PRIVATE_OUTPUT_DIR) \
+        -Ljava \
+        -randroid.hidl:system/libhidl/transport \
+        android.hidl.manager@1.1::IServiceManager
+
+$(GEN): $(LOCAL_PATH)/IServiceManager.hal
+	$(transform-generated-source)
+LOCAL_GENERATED_SOURCES += $(GEN)
+include $(BUILD_STATIC_JAVA_LIBRARY)
+
+
+
+include $(call all-makefiles-under,$(LOCAL_PATH))
diff --git a/transport/manager/1.1/IServiceManager.hal b/transport/manager/1.1/IServiceManager.hal
new file mode 100644
index 0000000..cdc81cf
--- /dev/null
+++ b/transport/manager/1.1/IServiceManager.hal
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.hidl.manager@1.1;
+
+import @1.0::IServiceManager;
+import @1.0::IServiceNotification;
+
+interface IServiceManager extends @1.0::IServiceManager {
+
+    /**
+     * Unregister for service notifications for a specific callback.
+     *
+     * @param fqName   Fully-qualified interface name. If empty, unregister for
+     *                 all notifications the callback receives.
+     * @param name     Instance name. If name is empty, unregister for all instance
+     *                 names.
+     * @param callback Client callback that was previously registered.
+     *
+     * @return success Whether or not deregistration was successful.
+     */
+    unregisterForNotifications(string fqName,
+                               string name,
+                               IServiceNotification callback)
+                    generates (bool success);
+
+};
diff --git a/update-makefiles.sh b/update-makefiles.sh
index e82d24c..df3d4b1 100755
--- a/update-makefiles.sh
+++ b/update-makefiles.sh
@@ -4,6 +4,7 @@
     android.hidl.allocator@1.0
     android.hidl.base@1.0
     android.hidl.manager@1.0
+    android.hidl.manager@1.1
     android.hidl.memory@1.0
     android.hidl.token@1.0
 )