diff --git a/grpc-build.diff b/grpc-build.diff
index 30a2302..87f65d7 100644
--- a/grpc-build.diff
+++ b/grpc-build.diff
@@ -4,23 +4,22 @@ Date: 2017-12-12 00:32:39.501708666 +0100
 openSUSE's c-ares has no c-aresConfig.cmake or c-ares-config.cmake.
 Work around it.
 ---
- CMakeLists.txt |    6 +-----
- 1 file changed, 1 insertion(+), 5 deletions(-)
+ cmake/cares.cmake |    7 +------
+ 1 file changed, 1 insertion(+), 6 deletions(-)
 
-Index: grpc-1.7.3/CMakeLists.txt
+Index: grpc-1.9.0/cmake/cares.cmake
 ===================================================================
---- grpc-1.7.3.orig/CMakeLists.txt
-+++ grpc-1.7.3/CMakeLists.txt
-@@ -144,11 +144,7 @@ if("${gRPC_CARES_PROVIDER}" STREQUAL "mo
+--- grpc-1.9.0.orig/cmake/cares.cmake
++++ grpc-1.9.0/cmake/cares.cmake
+@@ -30,10 +30,5 @@ if("${gRPC_CARES_PROVIDER}" STREQUAL "mo
      set(gRPC_INSTALL FALSE)
    endif()
  elseif("${gRPC_CARES_PROVIDER}" STREQUAL "package")
 -  find_package(c-ares REQUIRED CONFIG)
 -  if(TARGET c-ares::cares)
 -    set(_gRPC_CARES_LIBRARIES c-ares::cares)
+-    set(_gRPC_CARES_INCLUDE_DIR ${c-ares_INCLUDE_DIR})
 -  endif()
 -  set(_gRPC_FIND_CARES "if(NOT c-ares_FOUND)\n  find_package(c-ares CONFIG)\nendif()")
-+    set(_gRPC_CARES_LIBRARIES -lcares)
++  set(_gRPC_CARES_LIBRARIES -lcares)
  endif()
- 
- if("${gRPC_PROTOBUF_PROVIDER}" STREQUAL "module")
diff --git a/grpc-versioning.diff b/grpc-versioning.diff
index 670f48d..d4c7bf5 100644
--- a/grpc-versioning.diff
+++ b/grpc-versioning.diff
@@ -7,19 +7,19 @@ Unversioned libraries are an ABI nightmare, so work around that in short order.
  CMakeLists.txt |   11 +++++++++++
  1 file changed, 11 insertions(+)
 
-Index: grpc-1.8.2/CMakeLists.txt
+Index: grpc-1.9.0/CMakeLists.txt
 ===================================================================
---- grpc-1.8.2.orig/CMakeLists.txt
-+++ grpc-1.8.2/CMakeLists.txt
-@@ -825,6 +825,7 @@ add_library(gpr
-   src/core/lib/support/tmpfile_windows.cc
-   src/core/lib/support/wrap_memcpy.cc
+--- grpc-1.9.0.orig/CMakeLists.txt
++++ grpc-1.9.0/CMakeLists.txt
+@@ -787,6 +787,7 @@ target_link_libraries(gpr_test_util
+   ${_gRPC_ALLTARGETS_LIBRARIES}
+   gpr
  )
 +set_target_properties(gpr PROPERTIES OUTPUT_NAME "gpr-${PACKAGE_VERSION}")
  
- if(WIN32 AND MSVC)
-   set_target_properties(gpr PROPERTIES COMPILE_PDB_NAME "gpr"
-@@ -1205,6 +1206,7 @@ add_library(grpc
+ 
+ endif (gRPC_BUILD_TESTS)
+@@ -1044,6 +1045,7 @@ add_library(grpc
    src/core/ext/filters/workarounds/workaround_utils.cc
    src/core/plugin_registry/grpc_plugin_registry.cc
  )
@@ -27,7 +27,7 @@ Index: grpc-1.8.2/CMakeLists.txt
  
  if(WIN32 AND MSVC)
    set_target_properties(grpc PROPERTIES COMPILE_PDB_NAME "grpc"
-@@ -1519,6 +1521,7 @@ add_library(grpc_cronet
+@@ -1355,6 +1357,7 @@ add_library(grpc_cronet
    src/core/ext/filters/load_reporting/server_load_reporting_plugin.cc
    src/core/plugin_registry/grpc_cronet_plugin_registry.cc
  )
@@ -35,7 +35,7 @@ Index: grpc-1.8.2/CMakeLists.txt
  
  if(WIN32 AND MSVC)
    set_target_properties(grpc_cronet PROPERTIES COMPILE_PDB_NAME "grpc_cronet"
-@@ -2361,6 +2364,7 @@ add_library(grpc_unsecure
+@@ -2192,6 +2195,7 @@ add_library(grpc_unsecure
    src/core/ext/filters/workarounds/workaround_utils.cc
    src/core/plugin_registry/grpc_unsecure_plugin_registry.cc
  )
@@ -43,7 +43,7 @@ Index: grpc-1.8.2/CMakeLists.txt
  
  if(WIN32 AND MSVC)
    set_target_properties(grpc_unsecure PROPERTIES COMPILE_PDB_NAME "grpc_unsecure"
-@@ -2576,6 +2580,7 @@ add_library(grpc++
+@@ -2400,6 +2404,7 @@ add_library(grpc++
    src/cpp/util/time_cc.cc
    src/cpp/codegen/codegen_init.cc
  )
@@ -51,7 +51,7 @@ Index: grpc-1.8.2/CMakeLists.txt
  
  if(WIN32 AND MSVC)
    set_target_properties(grpc++ PROPERTIES COMPILE_PDB_NAME "grpc++"
-@@ -3062,6 +3067,7 @@ add_library(grpc++_cronet
+@@ -2880,6 +2885,7 @@ add_library(grpc++_cronet
    third_party/nanopb/pb_decode.c
    third_party/nanopb/pb_encode.c
  )
@@ -59,7 +59,7 @@ Index: grpc-1.8.2/CMakeLists.txt
  
  if(WIN32 AND MSVC)
    set_target_properties(grpc++_cronet PROPERTIES COMPILE_PDB_NAME "grpc++_cronet"
-@@ -3262,6 +3268,7 @@ add_library(grpc++_error_details
+@@ -3076,6 +3082,7 @@ add_library(grpc++_error_details
    ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/status/status.grpc.pb.h
    src/cpp/util/error_details.cc
  )
@@ -67,7 +67,7 @@ Index: grpc-1.8.2/CMakeLists.txt
  
  if(WIN32 AND MSVC)
    set_target_properties(grpc++_error_details PROPERTIES COMPILE_PDB_NAME "grpc++_error_details"
-@@ -3388,6 +3395,7 @@ add_library(grpc++_reflection
+@@ -3198,6 +3205,7 @@ add_library(grpc++_reflection
    ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/reflection/v1alpha/reflection.pb.h
    ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/reflection/v1alpha/reflection.grpc.pb.h
  )
@@ -75,7 +75,7 @@ Index: grpc-1.8.2/CMakeLists.txt
  
  if(WIN32 AND MSVC)
    set_target_properties(grpc++_reflection PROPERTIES COMPILE_PDB_NAME "grpc++_reflection"
-@@ -3515,6 +3523,7 @@ add_library(grpc++_test_util
+@@ -3321,6 +3329,7 @@ add_library(grpc++_test_util
    test/cpp/util/test_credentials_provider.cc
    src/cpp/codegen/codegen_init.cc
  )
@@ -83,7 +83,7 @@ Index: grpc-1.8.2/CMakeLists.txt
  
  if(WIN32 AND MSVC)
    set_target_properties(grpc++_test_util PROPERTIES COMPILE_PDB_NAME "grpc++_test_util"
-@@ -4124,6 +4133,7 @@ add_library(grpc_plugin_support
+@@ -3916,6 +3925,7 @@ add_library(grpc_plugin_support
    src/compiler/python_generator.cc
    src/compiler/ruby_generator.cc
  )
@@ -91,7 +91,7 @@ Index: grpc-1.8.2/CMakeLists.txt
  
  if(WIN32 AND MSVC)
    set_target_properties(grpc_plugin_support PROPERTIES COMPILE_PDB_NAME "grpc_plugin_support"
-@@ -4633,6 +4643,7 @@ endif (gRPC_BUILD_TESTS)
+@@ -4409,6 +4419,7 @@ endif (gRPC_BUILD_TESTS)
  add_library(grpc_csharp_ext SHARED
    src/csharp/ext/grpc_csharp_ext.c
  )
diff --git a/grpc.changes b/grpc.changes
index 030096f..b4b48c2 100644
--- a/grpc.changes
+++ b/grpc.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Mon Feb  5 22:36:18 UTC 2018 - jengelh@inai.de
+
+- Update to new upstream release 1.9.0
+  * LB policies request re-resolution without shutting down
+  * On server, include receiving HTTP/2 settings in handshake
+    timeout.
+  * Add thread naming support on platforms that support it.
+
 -------------------------------------------------------------------
 Tue Jan 30 21:44:51 UTC 2018 - jengelh@inai.de
 
diff --git a/grpc.spec b/grpc.spec
index ef6f5fa..6d20ea9 100644
--- a/grpc.spec
+++ b/grpc.spec
@@ -16,9 +16,9 @@
 #
 
 
-%define lname libgrpc-1_8_6
+%define lname libgrpc-1_9_0
 Name:           grpc
-Version:        1.8.6
+Version:        1.9.0
 Release:        0
 Summary:        HTTP/2-based Remote Procedure Call implementation
 License:        Apache-2.0
diff --git a/v1.8.6.tar.gz b/v1.8.6.tar.gz
deleted file mode 100644
index 5141277..0000000
--- a/v1.8.6.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:2a525fa5b0d6486a00f85cf65bb3da60ed25f7cb865628f54b7657d1fd1a8802
-size 4633179
diff --git a/v1.9.0.tar.gz b/v1.9.0.tar.gz
new file mode 100644
index 0000000..c5150cd
--- /dev/null
+++ b/v1.9.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:849679d38daa54aeb3643c9bc830d6b61dca06bed8c72e8dde2e25eff9ad91d5
+size 4648677