diff --git a/Makefile b/Makefile
index 29fbb69b62a8e8d1fb0b3a236121127c0a151901..0547faf5bb30117ed01e8fae1453b5f98cfae6b0 100644
--- a/Makefile
+++ b/Makefile
@@ -407,7 +407,7 @@ E = @echo
 Q = @
 endif
 
-VERSION = 0.14.0
+VERSION = 0.14.1-pre1
 
 CPPFLAGS_NO_ARCH += $(addprefix -I, $(INCLUDES)) $(addprefix -D, $(DEFINES))
 CPPFLAGS += $(CPPFLAGS_NO_ARCH) $(ARCH_FLAGS)
diff --git a/build.yaml b/build.yaml
index dac4a5c10af346870e55ea3ae4e87b7757fcb5ef..1b7d4e03ab0d6a8dee767057745e11b6262ffa68 100644
--- a/build.yaml
+++ b/build.yaml
@@ -7,7 +7,7 @@ settings:
   '#3': Use "-preN" suffixes to identify pre-release versions
   '#4': Per-language overrides are possible with (eg) ruby_version tag here
   '#5': See the expand_version.py for all the quirks here
-  version: 0.14.0
+  version: 0.14.1-pre1
 filegroups:
 - name: census
   public_headers:
diff --git a/composer.json b/composer.json
index 97b1a5cb49bfd7621ce324db30a41581f5581e0e..0bf0ff4b45a7830c375bc4e7d20ae2a7c0ff5fe6 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
   "name": "grpc/grpc",
   "type": "library",
   "description": "gRPC library for PHP",
-  "version": "0.14.0",
+  "version": "0.14.1",
   "keywords": ["rpc"],
   "homepage": "http://grpc.io",
   "license": "BSD-3-Clause",
diff --git a/package.json b/package.json
index a9107e82cf293adef22276bb4983d55220706046..ae5fb0c6572514534fa4e26edf85b87c0f09a3de 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "grpc",
-  "version": "0.14.0",
+  "version": "0.14.1-pre1",
   "author": "Google Inc.",
   "description": "gRPC Library for Node",
   "homepage": "http://www.grpc.io/",
diff --git a/package.xml b/package.xml
index ab6dee06318a063ca233579ea20fdf928c73de52..c90d6f6b4b9909def4615713572efa4802a69209 100644
--- a/package.xml
+++ b/package.xml
@@ -13,8 +13,8 @@
  <date>2016-04-19</date>
  <time>16:06:07</time>
  <version>
-  <release>0.14.0</release>
-  <api>0.14.0</api>
+  <release>0.14.1</release>
+  <api>0.14.1</api>
  </version>
  <stability>
   <release>beta</release>
@@ -1014,8 +1014,8 @@ Update to wrap gRPC C Core version 0.10.0
   </release>
   <release>
    <version>
-    <release>0.14.0</release>
-    <api>0.14.0</api>
+    <release>0.14.1</release>
+    <api>0.14.1</api>
    </version>
    <stability>
     <release>beta</release>
diff --git a/src/core/lib/surface/version.c b/src/core/lib/surface/version.c
index 2a0bc5a47d27bc03d2ec93f0b2175e42a0212453..a7fa0f3565d589d950f9bcb50358eb8696f5c606 100644
--- a/src/core/lib/surface/version.c
+++ b/src/core/lib/surface/version.c
@@ -36,4 +36,4 @@
 
 #include <grpc/grpc.h>
 
-const char *grpc_version_string(void) { return "0.14.0"; }
+const char *grpc_version_string(void) { return "0.14.1-pre1"; }
diff --git a/src/csharp/Grpc.Core/VersionInfo.cs b/src/csharp/Grpc.Core/VersionInfo.cs
index a22e287c6aa9846fab1eb306fe5382bda1d7e62e..6c6a08775d4a37885ea64022a3d8f8e5fb4bcc2f 100644
--- a/src/csharp/Grpc.Core/VersionInfo.cs
+++ b/src/csharp/Grpc.Core/VersionInfo.cs
@@ -48,11 +48,11 @@ namespace Grpc.Core
         /// <summary>
         /// Current <c>AssemblyFileVersion</c> of gRPC C# assemblies
         /// </summary>
-        public const string CurrentAssemblyFileVersion = "0.14.0.0";
+        public const string CurrentAssemblyFileVersion = "0.14.1.0";
 
         /// <summary>
         /// Current version of gRPC C#
         /// </summary>
-        public const string CurrentVersion = "0.14.0";
+        public const string CurrentVersion = "0.14.1-pre1";
     }
 }
diff --git a/src/csharp/build_packages.bat b/src/csharp/build_packages.bat
index 68b52e211f575d82bbbb44ca30b9a947b8ade3ac..cf700d7581be87047717a8f13c39b465780ffc95 100644
--- a/src/csharp/build_packages.bat
+++ b/src/csharp/build_packages.bat
@@ -1,7 +1,7 @@
 @rem Builds gRPC NuGet packages
 
 @rem Current package versions
-set VERSION=0.14.0
+set VERSION=0.14.1-pre1
 set PROTOBUF_VERSION=3.0.0-beta2
 
 @rem Packages that depend on prerelease packages (like Google.Protobuf) need to have prerelease suffix as well.
diff --git a/src/node/tools/package.json b/src/node/tools/package.json
index 25dadcd4cd96bedff49b5b786f424b8a390fc5d9..da85b6455b443e378248170592765b309df31174 100644
--- a/src/node/tools/package.json
+++ b/src/node/tools/package.json
@@ -1,6 +1,6 @@
 {
   "name": "grpc-tools",
-  "version": "0.14.0",
+  "version": "0.14.1-pre1",
   "author": "Google Inc.",
   "description": "Tools for developing with gRPC on Node.js",
   "homepage": "http://www.grpc.io/",
diff --git a/src/python/grpcio/grpc_version.py b/src/python/grpcio/grpc_version.py
index f1d07120c063aceb4a0157e8e362c0dcf7026549..e688e32c5f140c1312f58c88b901341ede62aaee 100644
--- a/src/python/grpcio/grpc_version.py
+++ b/src/python/grpcio/grpc_version.py
@@ -29,4 +29,4 @@
 
 # AUTO-GENERATED FROM `$REPO_ROOT/templates/src/python/grpcio/grpc_version.py.template`!!!
 
-VERSION='0.14.0'
+VERSION='0.14.1rc1'
diff --git a/src/ruby/lib/grpc/version.rb b/src/ruby/lib/grpc/version.rb
index 7a0a81bf0002fa996397c0c1747f493377606baa..d8c2578c70cc19fcf0af108015d9fcc95ced6780 100644
--- a/src/ruby/lib/grpc/version.rb
+++ b/src/ruby/lib/grpc/version.rb
@@ -29,5 +29,5 @@
 
 # GRPC contains the General RPC module.
 module GRPC
-  VERSION = '0.14.0'
+  VERSION = '0.14.1.pre1'
 end
diff --git a/src/ruby/tools/version.rb b/src/ruby/tools/version.rb
index 80d109f82cd80244aedf1aa02c5a27d7377b12d4..6dd5c339e2cab9000d14642f83be847fb83ba38c 100644
--- a/src/ruby/tools/version.rb
+++ b/src/ruby/tools/version.rb
@@ -29,6 +29,6 @@
 
 module GRPC
   module Tools
-    VERSION = '0.14.0'
+    VERSION = '0.14.1.pre1'
   end
 end
diff --git a/tools/distrib/python/grpcio_tools/grpc_version.py b/tools/distrib/python/grpcio_tools/grpc_version.py
index 6c37bc3d8bccaca20d03dacae4fc4fcc494e20c5..cfd27d45c27902da876dba27449597e1fda93ad2 100644
--- a/tools/distrib/python/grpcio_tools/grpc_version.py
+++ b/tools/distrib/python/grpcio_tools/grpc_version.py
@@ -29,4 +29,4 @@
 
 # AUTO-GENERATED FROM `$REPO_ROOT/templates/tools/distrib/python/grpcio_tools/grpc_version.py.template`!!!
 
-VERSION='0.14.0'
+VERSION='0.14.1rc1'
diff --git a/tools/doxygen/Doxyfile.c++ b/tools/doxygen/Doxyfile.c++
index d08a676a11779221f9c12a8eebbd12f9bada24e3..8ea1019f407ada1c055c89c9b90df28672ba12fc 100644
--- a/tools/doxygen/Doxyfile.c++
+++ b/tools/doxygen/Doxyfile.c++
@@ -40,7 +40,7 @@ PROJECT_NAME           = "GRPC C++"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 0.14.0
+PROJECT_NUMBER         = 0.14.1-pre1
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/tools/doxygen/Doxyfile.c++.internal b/tools/doxygen/Doxyfile.c++.internal
index 38fdbe98586723d431d66828ab698ccbc88508c8..cb444ef1370cbac4987d1a84ff86f7ec6f279242 100644
--- a/tools/doxygen/Doxyfile.c++.internal
+++ b/tools/doxygen/Doxyfile.c++.internal
@@ -40,7 +40,7 @@ PROJECT_NAME           = "GRPC C++"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 0.14.0
+PROJECT_NUMBER         = 0.14.1-pre1
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/tools/doxygen/Doxyfile.core b/tools/doxygen/Doxyfile.core
index 917200ed5a07f19a733ae192be8bcacb9f0b3c51..34002354cf101ee06ea458d4ea0bb5a4a490825d 100644
--- a/tools/doxygen/Doxyfile.core
+++ b/tools/doxygen/Doxyfile.core
@@ -40,7 +40,7 @@ PROJECT_NAME           = "GRPC Core"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 0.14.0
+PROJECT_NUMBER         = 0.14.1-pre1
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/tools/doxygen/Doxyfile.core.internal b/tools/doxygen/Doxyfile.core.internal
index b79f3951284226dd01831a5502f00d4820863e7b..434f6c92a3b951486fbae77914b9520017083312 100644
--- a/tools/doxygen/Doxyfile.core.internal
+++ b/tools/doxygen/Doxyfile.core.internal
@@ -40,7 +40,7 @@ PROJECT_NAME           = "GRPC Core"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 0.14.0
+PROJECT_NUMBER         = 0.14.1-pre1
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a