diff --git a/src/Google.Api.Gax.Grpc/project.json b/src/Google.Api.Gax.Grpc/project.json
index 2aa6ef5f..cfc6750e 100644
--- a/src/Google.Api.Gax.Grpc/project.json
+++ b/src/Google.Api.Gax.Grpc/project.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.0.0-beta11-*",
+  "version": "1.0.0-beta12-*",
 
   "packOptions": {
     "title": "Google grPC API Extensions",
diff --git a/src/Google.Api.Gax.Rest/project.json b/src/Google.Api.Gax.Rest/project.json
index c8981d05..671b1902 100644
--- a/src/Google.Api.Gax.Rest/project.json
+++ b/src/Google.Api.Gax.Rest/project.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.0.0-beta11-*",
+  "version": "1.0.0-beta12-*",
 
   "packOptions": {
     "title": "Google REST API Extensions",
diff --git a/src/Google.Api.Gax/project.json b/src/Google.Api.Gax/project.json
index 3cf90682..2e51f332 100644
--- a/src/Google.Api.Gax/project.json
+++ b/src/Google.Api.Gax/project.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.0.0-beta11-*",
+  "version": "1.0.0-beta12-*",
 
   "packOptions": {
     "title": "Google API Extensions",
diff --git a/testing/Google.Api.Gax.Grpc.Testing/project.json b/testing/Google.Api.Gax.Grpc.Testing/project.json
index b0f67b3c..b28fabb6 100644
--- a/testing/Google.Api.Gax.Grpc.Testing/project.json
+++ b/testing/Google.Api.Gax.Grpc.Testing/project.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.0.0-beta11-*",
+  "version": "1.0.0-beta12-*",
 
   "packOptions": {
     "title": "Testing support for Google.Api.Gax",
diff --git a/testing/Google.Api.Gax.Testing/project.json b/testing/Google.Api.Gax.Testing/project.json
index a3c952a2..c5356d16 100644
--- a/testing/Google.Api.Gax.Testing/project.json
+++ b/testing/Google.Api.Gax.Testing/project.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.0.0-beta11-*",
+  "version": "1.0.0-beta12-*",
 
   "packOptions": {
     "title": "Testing support for Google.Api.Gax",