diff --git a/packages/grpc-native-core/binding.gyp b/packages/grpc-native-core/binding.gyp
index 6dae2c5b..d50231f9 100644
--- a/packages/grpc-native-core/binding.gyp
+++ b/packages/grpc-native-core/binding.gyp
@@ -97,7 +97,7 @@
       'GPR_BACKWARDS_COMPATIBILITY_MODE',
       'GRPC_ARES=1',
       'GRPC_UV',
-      'GRPC_NODE_VERSION="1.22.0-pre1"',
+      'GRPC_NODE_VERSION="1.23.0-pre1"',
       'CARES_STATICLIB',
       'CARES_SYMBOL_HIDING'
     ],
@@ -691,7 +691,6 @@
         'deps/grpc/src/core/lib/gpr/env_linux.cc',
         'deps/grpc/src/core/lib/gpr/env_posix.cc',
         'deps/grpc/src/core/lib/gpr/env_windows.cc',
-        'deps/grpc/src/core/lib/gpr/host_port.cc',
         'deps/grpc/src/core/lib/gpr/log.cc',
         'deps/grpc/src/core/lib/gpr/log_android.cc',
         'deps/grpc/src/core/lib/gpr/log_linux.cc',
@@ -718,6 +717,7 @@
         'deps/grpc/src/core/lib/gprpp/arena.cc',
         'deps/grpc/src/core/lib/gprpp/fork.cc',
         'deps/grpc/src/core/lib/gprpp/global_config_env.cc',
+        'deps/grpc/src/core/lib/gprpp/host_port.cc',
         'deps/grpc/src/core/lib/gprpp/thd_posix.cc',
         'deps/grpc/src/core/lib/gprpp/thd_windows.cc',
         'deps/grpc/src/core/lib/profiling/basic_timers.cc',
@@ -782,6 +782,8 @@
         'deps/grpc/src/core/lib/iomgr/ev_windows.cc',
         'deps/grpc/src/core/lib/iomgr/exec_ctx.cc',
         'deps/grpc/src/core/lib/iomgr/executor.cc',
+        'deps/grpc/src/core/lib/iomgr/executor/mpmcqueue.cc',
+        'deps/grpc/src/core/lib/iomgr/executor/threadpool.cc',
         'deps/grpc/src/core/lib/iomgr/fork_posix.cc',
         'deps/grpc/src/core/lib/iomgr/fork_windows.cc',
         'deps/grpc/src/core/lib/iomgr/gethostname_fallback.cc',
@@ -1070,6 +1072,7 @@
         'deps/grpc/src/core/ext/filters/client_channel/resolver/dns/native/dns_resolver.cc',
         'deps/grpc/src/core/ext/filters/client_channel/resolver/sockaddr/sockaddr_resolver.cc',
         'deps/grpc/src/core/ext/filters/census/grpc_context.cc',
+        'deps/grpc/src/core/ext/filters/client_idle/client_idle_filter.cc',
         'deps/grpc/src/core/ext/filters/max_age/max_age_filter.cc',
         'deps/grpc/src/core/ext/filters/message_size/message_size_filter.cc',
         'deps/grpc/src/core/ext/filters/http/client_authority_filter.cc',
diff --git a/packages/grpc-native-core/deps/grpc b/packages/grpc-native-core/deps/grpc
index 35230ef8..ae91cd03 160000
--- a/packages/grpc-native-core/deps/grpc
+++ b/packages/grpc-native-core/deps/grpc
@@ -1 +1 @@
-Subproject commit 35230ef8cd70d62ab94bee661b7cd641adfa805b
+Subproject commit ae91cd03818d6c4e7bc06efc261215338ce65475
diff --git a/packages/grpc-native-core/package.json b/packages/grpc-native-core/package.json
index ed360a39..39477913 100644
--- a/packages/grpc-native-core/package.json
+++ b/packages/grpc-native-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "grpc",
-  "version": "1.22.0-pre1",
+  "version": "1.23.0-pre1",
   "author": "Google Inc.",
   "description": "gRPC Library for Node",
   "homepage": "https://grpc.io/",