diff --git a/common/headers/versionChecker.go b/common/headers/versionChecker.go
index 31639612a11..8e0cf55f69c 100644
--- a/common/headers/versionChecker.go
+++ b/common/headers/versionChecker.go
@@ -38,8 +38,8 @@ const (
 	ClientNameJavaSDK = "temporal-java"
 	ClientNameCLI     = "temporal-cli"
 
-	ServerVersion = "0.31.0"
-	CLIVersion    = "0.31.0"
+	ServerVersion = "1.0.0"
+	CLIVersion    = "1.0.0"
 
 	// SupportedServerVersions is used by CLI and inter role communication.
 	SupportedServerVersions = ">=0.31.0 <2.0.0"
diff --git a/docker/docker-compose-cockroach.yml b/docker/docker-compose-cockroach.yml
index fc0da2b4906..09abe6e5706 100644
--- a/docker/docker-compose-cockroach.yml
+++ b/docker/docker-compose-cockroach.yml
@@ -13,7 +13,7 @@ services:
     - ALL
     command: ["start", "--insecure"]
   temporal:
-    image: temporalio/auto-setup:${SERVER_TAG:-0.31.0}
+    image: temporalio/auto-setup:${SERVER_TAG:-1.0.0-rc1}
     ports:
       - "7233:7233"
     volumes:
@@ -30,7 +30,7 @@ services:
     links:
     - cockroach:postgres
   temporal-admin-tools:
-    image: temporalio/admin-tools:${SERVER_TAG:-0.31.0}
+    image: temporalio/admin-tools:${SERVER_TAG:-1.0.0-rc1}
     stdin_open: true
     tty: true
     environment:
@@ -38,7 +38,7 @@ services:
     depends_on:
       - temporal
   temporal-web:
-    image: temporalio/web:${WEB_TAG:-0.31.1}
+    image: temporalio/web:${WEB_TAG:-1.0.0-rc1}
     environment:
       - "TEMPORAL_GRPC_ENDPOINT=temporal:7233"
       - "TEMPORAL_PERMIT_WRITE_API=true"
diff --git a/docker/docker-compose-es.yml b/docker/docker-compose-es.yml
index 9c3af05427c..fb99c8ce78f 100644
--- a/docker/docker-compose-es.yml
+++ b/docker/docker-compose-es.yml
@@ -26,7 +26,7 @@ services:
       - discovery.type=single-node
       - ES_JAVA_OPTS=-Xms100m -Xmx100m
   temporal:
-    image: temporalio/auto-setup:${SERVER_TAG:-0.31.0}
+    image: temporalio/auto-setup:${SERVER_TAG:-1.0.0-rc1}
     ports:
       - "7233:7233"
     volumes:
@@ -42,7 +42,7 @@ services:
       - kafka
       - elasticsearch
   temporal-admin-tools:
-    image: temporalio/admin-tools:${SERVER_TAG:-0.31.0}
+    image: temporalio/admin-tools:${SERVER_TAG:-1.0.0-rc1}
     stdin_open: true
     tty: true
     environment:
@@ -50,7 +50,7 @@ services:
     depends_on:
       - temporal
   temporal-web:
-    image: temporalio/web:${WEB_TAG:-0.31.1}
+    image: temporalio/web:${WEB_TAG:-1.0.0-rc1}
     environment:
       - "TEMPORAL_GRPC_ENDPOINT=temporal:7233"
       - "TEMPORAL_PERMIT_WRITE_API=true"
diff --git a/docker/docker-compose-mysql-es.yml b/docker/docker-compose-mysql-es.yml
index 0f5e0f9e8b6..a409f631dfe 100644
--- a/docker/docker-compose-mysql-es.yml
+++ b/docker/docker-compose-mysql-es.yml
@@ -21,7 +21,7 @@ services:
       KAFKA_LISTENERS: PLAINTEXT://0.0.0.0:9092
       KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
   temporal:
-    image: temporalio/auto-setup:${SERVER_TAG:-0.31.0}
+    image: temporalio/auto-setup:${SERVER_TAG:-1.0.0-rc1}
     ports:
       - "7233:7233"
     volumes:
@@ -47,7 +47,7 @@ services:
       - discovery.type=single-node
       - ES_JAVA_OPTS=-Xms100m -Xmx100m
   temporal-admin-tools:
-    image: temporalio/admin-tools:${SERVER_TAG:-0.31.0}
+    image: temporalio/admin-tools:${SERVER_TAG:-1.0.0-rc1}
     stdin_open: true
     tty: true
     environment:
@@ -55,7 +55,7 @@ services:
     depends_on:
       - temporal
   temporal-web:
-    image: temporalio/web:${WEB_TAG:-0.31.1}
+    image: temporalio/web:${WEB_TAG:-1.0.0-rc1}
     environment:
       - "TEMPORAL_GRPC_ENDPOINT=temporal:7233"
     ports:
diff --git a/docker/docker-compose-mysql.yml b/docker/docker-compose-mysql.yml
index f6f3033c186..841ca559743 100644
--- a/docker/docker-compose-mysql.yml
+++ b/docker/docker-compose-mysql.yml
@@ -7,7 +7,7 @@ services:
     environment:
       - "MYSQL_ROOT_PASSWORD=root"
   temporal:
-    image: temporalio/auto-setup:${SERVER_TAG:-0.31.0}
+    image: temporalio/auto-setup:${SERVER_TAG:-1.0.0-rc1}
     ports:
       - "7233:7233"
     volumes:
@@ -21,7 +21,7 @@ services:
     depends_on:
       - mysql
   temporal-admin-tools:
-    image: temporalio/admin-tools:${SERVER_TAG:-0.31.0}
+    image: temporalio/admin-tools:${SERVER_TAG:-1.0.0-rc1}
     stdin_open: true
     tty: true
     environment:
@@ -29,7 +29,7 @@ services:
     depends_on:
       - temporal
   temporal-web:
-    image: temporalio/web:${WEB_TAG:-0.31.1}
+    image: temporalio/web:${WEB_TAG:-1.0.0-rc1}
     environment:
       - "TEMPORAL_GRPC_ENDPOINT=temporal:7233"
       - "TEMPORAL_PERMIT_WRITE_API=true"
diff --git a/docker/docker-compose-postgres.yml b/docker/docker-compose-postgres.yml
index 45df04af9d9..e2e6e5e48a8 100644
--- a/docker/docker-compose-postgres.yml
+++ b/docker/docker-compose-postgres.yml
@@ -8,7 +8,7 @@ services:
     ports:
       - "5432:5432"
   temporal:
-    image: temporalio/auto-setup:${SERVER_TAG:-0.31.0}
+    image: temporalio/auto-setup:${SERVER_TAG:-1.0.0-rc1}
     ports:
       - "7233:7233"
     volumes:
@@ -23,7 +23,7 @@ services:
     depends_on:
       - postgres
   temporal-admin-tools:
-    image: temporalio/admin-tools:${SERVER_TAG:-0.31.0}
+    image: temporalio/admin-tools:${SERVER_TAG:-1.0.0-rc1}
     stdin_open: true
     tty: true
     environment:
@@ -31,7 +31,7 @@ services:
     depends_on:
       - temporal
   temporal-web:
-    image: temporalio/web:${WEB_TAG:-0.31.1}
+    image: temporalio/web:${WEB_TAG:-1.0.0-rc1}
     environment:
       - "TEMPORAL_GRPC_ENDPOINT=temporal:7233"
       - "TEMPORAL_PERMIT_WRITE_API=true"
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 410fa467ce6..de6d9a63625 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -6,7 +6,7 @@ services:
     ports:
       - "9042:9042"
   temporal:
-    image: temporalio/auto-setup:${SERVER_TAG:-0.31.0}
+    image: temporalio/auto-setup:${SERVER_TAG:-1.0.0-rc1}
     ports:
       - "7233:7233"
     volumes:
@@ -17,7 +17,7 @@ services:
     depends_on:
       - cassandra
   temporal-admin-tools:
-    image: temporalio/admin-tools:${SERVER_TAG:-0.31.0}
+    image: temporalio/admin-tools:${SERVER_TAG:-1.0.0-rc1}
     stdin_open: true
     tty: true
     environment:
@@ -25,7 +25,7 @@ services:
     depends_on:
       - temporal
   temporal-web:
-    image: temporalio/web:${WEB_TAG:-0.31.1}
+    image: temporalio/web:${WEB_TAG:-1.0.0-rc1}
     environment:
       - "TEMPORAL_GRPC_ENDPOINT=temporal:7233"
       - "TEMPORAL_PERMIT_WRITE_API=true"
diff --git a/go.mod b/go.mod
index ca435329c9e..9111576f7cb 100644
--- a/go.mod
+++ b/go.mod
@@ -59,8 +59,8 @@ require (
 	github.com/urfave/cli v1.22.4
 	github.com/valyala/fastjson v1.5.1
 	github.com/xwb1989/sqlparser v0.0.0-20180606152119-120387863bf2
-	go.temporal.io/api v0.31.1-0.20200925220622-bbc9282d6605
-	go.temporal.io/sdk v0.31.1-0.20200925231136-de6f454ed9ec
+	go.temporal.io/api v1.0.0-rc1
+	go.temporal.io/sdk v1.0.0-rc1
 	go.uber.org/atomic v1.6.0
 	go.uber.org/multierr v1.5.0
 	go.uber.org/zap v1.15.0
diff --git a/go.sum b/go.sum
index 7ac08224646..0fcc9bc0b40 100644
--- a/go.sum
+++ b/go.sum
@@ -355,12 +355,10 @@ go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
 go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.3 h1:8sGtKOrtQqkN1bp2AtX+misvLIlOmsEsNd+9NIcPEm8=
 go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
-go.temporal.io/api v0.31.1-0.20200925034343-222d8b5059fc h1:zNNuMKrggMkf4Ufo/U+KyWzHxumNedPshffDCZFj1+8=
-go.temporal.io/api v0.31.1-0.20200925034343-222d8b5059fc/go.mod h1:PCs2TnEEYn03ClAuRO0qBHccIVPNbLJEwW+SrgKQShA=
-go.temporal.io/api v0.31.1-0.20200925220622-bbc9282d6605 h1:dQwfSidIhpmYAuIko1qC5TfPda1BUsk6d7XhmpuOrf0=
-go.temporal.io/api v0.31.1-0.20200925220622-bbc9282d6605/go.mod h1:AgbKINgV3KR9SlTH8nQRsNadVbxVI+/LnZ1uFModMIA=
-go.temporal.io/sdk v0.31.1-0.20200925231136-de6f454ed9ec h1:OcB88uGBLAzm6Dhe1Cf4y1kQpmfh4f9y50aGXdRHIF0=
-go.temporal.io/sdk v0.31.1-0.20200925231136-de6f454ed9ec/go.mod h1:QSzJu1pCz7GZY40eEs4mpwvNW9VOaVSR0h1IeQYQ0YE=
+go.temporal.io/api v1.0.0-rc1 h1:a5n4VAFp5Xi997frqiXIiic5uf8RBppBWt1ENeRSCnM=
+go.temporal.io/api v1.0.0-rc1/go.mod h1:AgbKINgV3KR9SlTH8nQRsNadVbxVI+/LnZ1uFModMIA=
+go.temporal.io/sdk v1.0.0-rc1 h1:sawdwVqJm/ZGCPJF63kvvwetzRXnEjjXR8HEUayXIOE=
+go.temporal.io/sdk v1.0.0-rc1/go.mod h1:93SKxpUfV4TMKz3hxRfGgGk5f9RpItJoZQVHLIn7hJ0=
 go.uber.org/atomic v1.5.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/atomic v1.5.1/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/atomic v1.6.0 h1:Ezj3JGmsOnG1MoRWQkPBsKLe9DwWD9QeXzTRzzldNVk=
@@ -439,8 +437,6 @@ golang.org/x/net v0.0.0-20200501053045-e0ff5e5a1de5/go.mod h1:qpuaurCH72eLCgpAm/
 golang.org/x/net v0.0.0-20200506145744-7e3656a0809f/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200513185701-a91f0712d120/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200520182314-0ba52f642ac2/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
-golang.org/x/net v0.0.0-20200923182212-328152dc79b1 h1:Iu68XRPd67wN4aRGGWwwq6bZo/25jR6uu52l/j2KkUE=
-golang.org/x/net v0.0.0-20200923182212-328152dc79b1/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/net v0.0.0-20200925080053-05aa5d4ee321 h1:lleNcKRbcaC8MqgLwghIkzZ2JBQAb7QQ9MiwRt1BisA=
 golang.org/x/net v0.0.0-20200925080053-05aa5d4ee321/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=