diff --git a/src/csharp/GrpcApi/Properties/AssemblyInfo.cs b/src/csharp/GrpcApi/Properties/AssemblyInfo.cs
index e0a8e4357fc52babd0dff883a9d841577d713dc6..96f142dae9a798c8a85be34e3aee2094f7b4ca8d 100644
--- a/src/csharp/GrpcApi/Properties/AssemblyInfo.cs
+++ b/src/csharp/GrpcApi/Properties/AssemblyInfo.cs
@@ -8,13 +8,13 @@ using System.Runtime.CompilerServices;
 [assembly: AssemblyConfiguration ("")]
 [assembly: AssemblyCompany ("")]
 [assembly: AssemblyProduct ("")]
-[assembly: AssemblyCopyright ("jtattermusch")]
+[assembly: AssemblyCopyright ("Google Inc.  All rights reserved.")]
 [assembly: AssemblyTrademark ("")]
 [assembly: AssemblyCulture ("")]
 // The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
 // The form "{Major}.{Minor}.*" will automatically update the build and revision,
 // and "{Major}.{Minor}.{Build}.*" will update just the revision.
-[assembly: AssemblyVersion ("1.0.*")]
+[assembly: AssemblyVersion ("0.9.*")]
 // The following attributes are used to specify the signing key for the assembly,
 // if desired. See the Mono documentation for more information about signing.
 //[assembly: AssemblyDelaySign(false)]
diff --git a/src/csharp/GrpcApiTests/Properties/AssemblyInfo.cs b/src/csharp/GrpcApiTests/Properties/AssemblyInfo.cs
index 5594e92e72b813e96de52a53acd2ffe48262ac44..ac3cfca52e13f3cc90550e119f2071684b64858c 100644
--- a/src/csharp/GrpcApiTests/Properties/AssemblyInfo.cs
+++ b/src/csharp/GrpcApiTests/Properties/AssemblyInfo.cs
@@ -8,13 +8,13 @@ using System.Runtime.CompilerServices;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("")]
-[assembly: AssemblyCopyright("jtattermusch")]
+[assembly: AssemblyCopyright("Google Inc.  All rights reserved.")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 // The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
 // The form "{Major}.{Minor}.*" will automatically update the build and revision,
 // and "{Major}.{Minor}.{Build}.*" will update just the revision.
-[assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("0.9.*")]
 // The following attributes are used to specify the signing key for the assembly,
 // if desired. See the Mono documentation for more information about signing.
 //[assembly: AssemblyDelaySign(false)]
diff --git a/src/csharp/GrpcCore/Properties/AssemblyInfo.cs b/src/csharp/GrpcCore/Properties/AssemblyInfo.cs
index 0907b8683365ec72663e3fa5d7b7d49bcc15d279..ed3a7af8f409b1a508aab6e5896efa8c32a3dd48 100644
--- a/src/csharp/GrpcCore/Properties/AssemblyInfo.cs
+++ b/src/csharp/GrpcCore/Properties/AssemblyInfo.cs
@@ -8,13 +8,13 @@ using System.Runtime.CompilerServices;
 [assembly: AssemblyConfiguration ("")]
 [assembly: AssemblyCompany ("")]
 [assembly: AssemblyProduct ("")]
-[assembly: AssemblyCopyright ("jtattermusch")]
+[assembly: AssemblyCopyright ("Google Inc.  All rights reserved.")]
 [assembly: AssemblyTrademark ("")]
 [assembly: AssemblyCulture ("")]
 // The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
 // The form "{Major}.{Minor}.*" will automatically update the build and revision,
 // and "{Major}.{Minor}.{Build}.*" will update just the revision.
-[assembly: AssemblyVersion ("1.0.*")]
+[assembly: AssemblyVersion ("0.9.*")]
 // The following attributes are used to specify the signing key for the assembly,
 // if desired. See the Mono documentation for more information about signing.
 //[assembly: AssemblyDelaySign(false)]
diff --git a/src/csharp/GrpcCoreTests/Properties/AssemblyInfo.cs b/src/csharp/GrpcCoreTests/Properties/AssemblyInfo.cs
index a93d843889f24e9320f20c537523ca1ef1a81a56..07f35556dfe2aaaf0c96ce0ccc31f47b669b55c8 100644
--- a/src/csharp/GrpcCoreTests/Properties/AssemblyInfo.cs
+++ b/src/csharp/GrpcCoreTests/Properties/AssemblyInfo.cs
@@ -8,13 +8,13 @@ using System.Runtime.CompilerServices;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("")]
-[assembly: AssemblyCopyright("jtattermusch")]
+[assembly: AssemblyCopyright("Google Inc.  All rights reserved.")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 // The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
 // The form "{Major}.{Minor}.*" will automatically update the build and revision,
 // and "{Major}.{Minor}.{Build}.*" will update just the revision.
-[assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("0.9.*")]
 // The following attributes are used to specify the signing key for the assembly,
 // if desired. See the Mono documentation for more information about signing.
 //[assembly: AssemblyDelaySign(false)]
diff --git a/src/csharp/InteropClient/Properties/AssemblyInfo.cs b/src/csharp/InteropClient/Properties/AssemblyInfo.cs
index 00b4bd5895555502167eb329f31d1df18be24db7..3a13173ac77d66a3bdfcc232e67bda94a22abc95 100644
--- a/src/csharp/InteropClient/Properties/AssemblyInfo.cs
+++ b/src/csharp/InteropClient/Properties/AssemblyInfo.cs
@@ -8,13 +8,13 @@ using System.Runtime.CompilerServices;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("")]
-[assembly: AssemblyCopyright("jtattermusch")]
+[assembly: AssemblyCopyright("Google Inc.  All rights reserved.")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 // The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
 // The form "{Major}.{Minor}.*" will automatically update the build and revision,
 // and "{Major}.{Minor}.{Build}.*" will update just the revision.
-[assembly: AssemblyVersion("1.0.*")]
+[assembly: AssemblyVersion("0.9.*")]
 // The following attributes are used to specify the signing key for the assembly,
 // if desired. See the Mono documentation for more information about signing.
 //[assembly: AssemblyDelaySign(false)]
diff --git a/src/csharp/MathClient/Properties/AssemblyInfo.cs b/src/csharp/MathClient/Properties/AssemblyInfo.cs
index aa614943acb872a4da3623f8abf040ba6b08596b..d24412f497801c8ab0bdd87fc8aa0bafb8275dd5 100644
--- a/src/csharp/MathClient/Properties/AssemblyInfo.cs
+++ b/src/csharp/MathClient/Properties/AssemblyInfo.cs
@@ -8,13 +8,13 @@ using System.Runtime.CompilerServices;
 [assembly: AssemblyConfiguration ("")]
 [assembly: AssemblyCompany ("")]
 [assembly: AssemblyProduct ("")]
-[assembly: AssemblyCopyright ("jtattermusch")]
+[assembly: AssemblyCopyright ("Google Inc.  All rights reserved.")]
 [assembly: AssemblyTrademark ("")]
 [assembly: AssemblyCulture ("")]
 // The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
 // The form "{Major}.{Minor}.*" will automatically update the build and revision,
 // and "{Major}.{Minor}.{Build}.*" will update just the revision.
-[assembly: AssemblyVersion ("1.0.*")]
+[assembly: AssemblyVersion ("0.9.*")]
 // The following attributes are used to specify the signing key for the assembly,
 // if desired. See the Mono documentation for more information about signing.
 //[assembly: AssemblyDelaySign(false)]