diff --git a/Cargo.lock b/Cargo.lock
index 2f649b562..81ed12ab0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2979,7 +2979,7 @@ dependencies = [
 
 [[package]]
 name = "mas-axum-utils"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "async-trait",
  "axum",
@@ -3016,7 +3016,7 @@ dependencies = [
 
 [[package]]
 name = "mas-cli"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "axum",
@@ -3081,7 +3081,7 @@ dependencies = [
 
 [[package]]
 name = "mas-config"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "camino",
@@ -3110,7 +3110,7 @@ dependencies = [
 
 [[package]]
 name = "mas-data-model"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "chrono",
  "crc",
@@ -3129,7 +3129,7 @@ dependencies = [
 
 [[package]]
 name = "mas-email"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "async-trait",
  "headers",
@@ -3141,7 +3141,7 @@ dependencies = [
 
 [[package]]
 name = "mas-graphql"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -3164,7 +3164,7 @@ dependencies = [
 
 [[package]]
 name = "mas-handlers"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "argon2",
@@ -3227,7 +3227,7 @@ dependencies = [
 
 [[package]]
 name = "mas-http"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "bytes",
@@ -3255,7 +3255,7 @@ dependencies = [
 
 [[package]]
 name = "mas-i18n"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "camino",
  "icu_calendar",
@@ -3278,7 +3278,7 @@ dependencies = [
 
 [[package]]
 name = "mas-i18n-scan"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "camino",
  "clap",
@@ -3292,7 +3292,7 @@ dependencies = [
 
 [[package]]
 name = "mas-iana"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "schemars",
  "serde",
@@ -3300,7 +3300,7 @@ dependencies = [
 
 [[package]]
 name = "mas-iana-codegen"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -3317,7 +3317,7 @@ dependencies = [
 
 [[package]]
 name = "mas-jose"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "base64ct",
  "chrono",
@@ -3348,7 +3348,7 @@ dependencies = [
 
 [[package]]
 name = "mas-keystore"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "aead",
  "base64ct",
@@ -3377,7 +3377,7 @@ dependencies = [
 
 [[package]]
 name = "mas-listener"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "bytes",
@@ -3401,7 +3401,7 @@ dependencies = [
 
 [[package]]
 name = "mas-matrix"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -3413,7 +3413,7 @@ dependencies = [
 
 [[package]]
 name = "mas-matrix-synapse"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -3429,7 +3429,7 @@ dependencies = [
 
 [[package]]
 name = "mas-oidc-client"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "assert_matches",
  "base64ct",
@@ -3469,7 +3469,7 @@ dependencies = [
 
 [[package]]
 name = "mas-policy"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "mas-data-model",
@@ -3486,7 +3486,7 @@ dependencies = [
 
 [[package]]
 name = "mas-router"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "axum",
  "serde",
@@ -3497,7 +3497,7 @@ dependencies = [
 
 [[package]]
 name = "mas-spa"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "camino",
  "serde",
@@ -3506,7 +3506,7 @@ dependencies = [
 
 [[package]]
 name = "mas-storage"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "apalis-core",
  "async-trait",
@@ -3529,7 +3529,7 @@ dependencies = [
 
 [[package]]
 name = "mas-storage-pg"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "async-trait",
  "chrono",
@@ -3556,7 +3556,7 @@ dependencies = [
 
 [[package]]
 name = "mas-tasks"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "apalis-core",
@@ -3591,7 +3591,7 @@ dependencies = [
 
 [[package]]
 name = "mas-templates"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "anyhow",
  "arc-swap",
@@ -3619,7 +3619,7 @@ dependencies = [
 
 [[package]]
 name = "mas-tower"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "http 0.2.12",
  "opentelemetry",
@@ -3862,7 +3862,7 @@ dependencies = [
 
 [[package]]
 name = "oauth2-types"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 dependencies = [
  "assert_matches",
  "chrono",
diff --git a/Cargo.toml b/Cargo.toml
index d024c3ee9..955cfd229 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@ members = ["crates/*"]
 resolver = "2"
 
 # Updated in the CI with a `sed` command
-package.version = "0.9.0-rc.0"
+package.version = "0.9.0-rc.1"
 
 package.license = "Apache-2.0"
 package.authors = ["Quentin Gliech <quenting@element.io>"]
@@ -27,33 +27,33 @@ broken_intra_doc_links = "deny"
 [workspace.dependencies]
 
 # Workspace crates
-mas-axum-utils = { path = "./crates/axum-utils/", version = "=0.9.0-rc.0" }
-mas-cli = { path = "./crates/cli/", version = "=0.9.0-rc.0" }
-mas-config = { path = "./crates/config/", version = "=0.9.0-rc.0" }
-mas-data-model = { path = "./crates/data-model/", version = "=0.9.0-rc.0" }
-mas-email = { path = "./crates/email/", version = "=0.9.0-rc.0" }
-mas-graphql = { path = "./crates/graphql/", version = "=0.9.0-rc.0" }
-mas-handlers = { path = "./crates/handlers/", version = "=0.9.0-rc.0" }
-mas-http = { path = "./crates/http/", version = "=0.9.0-rc.0" }
-mas-i18n = { path = "./crates/i18n/", version = "=0.9.0-rc.0" }
-mas-i18n-scan = { path = "./crates/i18n-scan/", version = "=0.9.0-rc.0" }
-mas-iana = { path = "./crates/iana/", version = "=0.9.0-rc.0" }
-mas-iana-codegen = { path = "./crates/iana-codegen/", version = "=0.9.0-rc.0" }
-mas-jose = { path = "./crates/jose/", version = "=0.9.0-rc.0" }
-mas-keystore = { path = "./crates/keystore/", version = "=0.9.0-rc.0" }
-mas-listener = { path = "./crates/listener/", version = "=0.9.0-rc.0" }
-mas-matrix = { path = "./crates/matrix/", version = "=0.9.0-rc.0" }
-mas-matrix-synapse = { path = "./crates/matrix-synapse/", version = "=0.9.0-rc.0" }
-mas-oidc-client = { path = "./crates/oidc-client/", version = "=0.9.0-rc.0" }
-mas-policy = { path = "./crates/policy/", version = "=0.9.0-rc.0" }
-mas-router = { path = "./crates/router/", version = "=0.9.0-rc.0" }
-mas-spa = { path = "./crates/spa/", version = "=0.9.0-rc.0" }
-mas-storage = { path = "./crates/storage/", version = "=0.9.0-rc.0" }
-mas-storage-pg = { path = "./crates/storage-pg/", version = "=0.9.0-rc.0" }
-mas-tasks = { path = "./crates/tasks/", version = "=0.9.0-rc.0" }
-mas-templates = { path = "./crates/templates/", version = "=0.9.0-rc.0" }
-mas-tower = { path = "./crates/tower/", version = "=0.9.0-rc.0" }
-oauth2-types = { path = "./crates/oauth2-types/", version = "=0.9.0-rc.0" }
+mas-axum-utils = { path = "./crates/axum-utils/", version = "=0.9.0-rc.1" }
+mas-cli = { path = "./crates/cli/", version = "=0.9.0-rc.1" }
+mas-config = { path = "./crates/config/", version = "=0.9.0-rc.1" }
+mas-data-model = { path = "./crates/data-model/", version = "=0.9.0-rc.1" }
+mas-email = { path = "./crates/email/", version = "=0.9.0-rc.1" }
+mas-graphql = { path = "./crates/graphql/", version = "=0.9.0-rc.1" }
+mas-handlers = { path = "./crates/handlers/", version = "=0.9.0-rc.1" }
+mas-http = { path = "./crates/http/", version = "=0.9.0-rc.1" }
+mas-i18n = { path = "./crates/i18n/", version = "=0.9.0-rc.1" }
+mas-i18n-scan = { path = "./crates/i18n-scan/", version = "=0.9.0-rc.1" }
+mas-iana = { path = "./crates/iana/", version = "=0.9.0-rc.1" }
+mas-iana-codegen = { path = "./crates/iana-codegen/", version = "=0.9.0-rc.1" }
+mas-jose = { path = "./crates/jose/", version = "=0.9.0-rc.1" }
+mas-keystore = { path = "./crates/keystore/", version = "=0.9.0-rc.1" }
+mas-listener = { path = "./crates/listener/", version = "=0.9.0-rc.1" }
+mas-matrix = { path = "./crates/matrix/", version = "=0.9.0-rc.1" }
+mas-matrix-synapse = { path = "./crates/matrix-synapse/", version = "=0.9.0-rc.1" }
+mas-oidc-client = { path = "./crates/oidc-client/", version = "=0.9.0-rc.1" }
+mas-policy = { path = "./crates/policy/", version = "=0.9.0-rc.1" }
+mas-router = { path = "./crates/router/", version = "=0.9.0-rc.1" }
+mas-spa = { path = "./crates/spa/", version = "=0.9.0-rc.1" }
+mas-storage = { path = "./crates/storage/", version = "=0.9.0-rc.1" }
+mas-storage-pg = { path = "./crates/storage-pg/", version = "=0.9.0-rc.1" }
+mas-tasks = { path = "./crates/tasks/", version = "=0.9.0-rc.1" }
+mas-templates = { path = "./crates/templates/", version = "=0.9.0-rc.1" }
+mas-tower = { path = "./crates/tower/", version = "=0.9.0-rc.1" }
+oauth2-types = { path = "./crates/oauth2-types/", version = "=0.9.0-rc.1" }
 
 # Utility to write and implement async traits
 [workspace.dependencies.async-trait]
diff --git a/tools/syn2mas/package-lock.json b/tools/syn2mas/package-lock.json
index 278b435f1..05dbc6ac7 100644
--- a/tools/syn2mas/package-lock.json
+++ b/tools/syn2mas/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@matrix-org/syn2mas",
-  "version": "0.9.0-rc.0",
+  "version": "0.9.0-rc.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@matrix-org/syn2mas",
-      "version": "0.9.0-rc.0",
+      "version": "0.9.0-rc.1",
       "license": "Apache-2.0",
       "dependencies": {
         "command-line-args": "^5.2.1",
diff --git a/tools/syn2mas/package.json b/tools/syn2mas/package.json
index 978c93266..91703a015 100644
--- a/tools/syn2mas/package.json
+++ b/tools/syn2mas/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@matrix-org/syn2mas",
-  "version": "0.9.0-rc.0",
+  "version": "0.9.0-rc.1",
   "description": "A tool to migrate Synapse users and sessions to the Matrix Authentication Service",
   "license": "Apache-2.0",
   "author": "Matrix.org",