diff --git a/ruma-api/Cargo.toml b/ruma-api/Cargo.toml
index f3836fee..fd754b0b 100644
--- a/ruma-api/Cargo.toml
+++ b/ruma-api/Cargo.toml
@@ -22,7 +22,7 @@ rustdoc-args = ["--cfg", "docsrs"]
 http = "0.2.2"
 percent-encoding = "2.1.0"
 ruma-api-macros = { version = "=0.17.0-alpha.2", path = "../ruma-api-macros" }
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
 serde_json = "1.0.61"
diff --git a/ruma-appservice-api/Cargo.toml b/ruma-appservice-api/Cargo.toml
index fdb4f9f6..1bd57448 100644
--- a/ruma-appservice-api/Cargo.toml
+++ b/ruma-appservice-api/Cargo.toml
@@ -15,7 +15,7 @@ edition = "2018"
 ruma-api = { version = "=0.17.0-alpha.2", path = "../ruma-api" }
 ruma-common = { version = "=0.3.0-alpha.1", path = "../ruma-common" }
 ruma-events = { version = "=0.22.0-alpha.2", path = "../ruma-events" }
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
 serde_json = "1.0.61"
diff --git a/ruma-client-api/Cargo.toml b/ruma-client-api/Cargo.toml
index 070732a6..2d4137f1 100644
--- a/ruma-client-api/Cargo.toml
+++ b/ruma-client-api/Cargo.toml
@@ -24,7 +24,7 @@ percent-encoding = "2.1.0"
 ruma-api = { version = "=0.17.0-alpha.2", path = "../ruma-api" }
 ruma-common = { version = "=0.3.0-alpha.1", path = "../ruma-common" }
 ruma-events = { version = "=0.22.0-alpha.2", path = "../ruma-events" }
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
 serde_json = "1.0.61"
diff --git a/ruma-client/Cargo.toml b/ruma-client/Cargo.toml
index c04ea67a..0ca5eeca 100644
--- a/ruma-client/Cargo.toml
+++ b/ruma-client/Cargo.toml
@@ -26,7 +26,7 @@ ruma-api = { version = "=0.17.0-alpha.2", path = "../ruma-api" }
 ruma-client-api = { version = "=0.10.0-alpha.2", path = "../ruma-client-api" }
 ruma-common = { version = "=0.3.0-alpha.1", path = "../ruma-common" }
 ruma-events = { version = "=0.22.0-alpha.2", path = "../ruma-events" }
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
 serde_json = "1.0.61"
diff --git a/ruma-common/Cargo.toml b/ruma-common/Cargo.toml
index b479d6c1..baf348ba 100644
--- a/ruma-common/Cargo.toml
+++ b/ruma-common/Cargo.toml
@@ -13,7 +13,7 @@ edition = "2018"
 [dependencies]
 js_int = { version = "0.2.0", features = ["serde"] }
 maplit = "1.0.2"
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
 serde_json = { version = "1.0.60", features = ["raw_value"] }
diff --git a/ruma-events-macros/Cargo.toml b/ruma-events-macros/Cargo.toml
index e860cca2..c792a2a9 100644
--- a/ruma-events-macros/Cargo.toml
+++ b/ruma-events-macros/Cargo.toml
@@ -25,7 +25,7 @@ proc-macro-crate = "1.0.0"
 proc-macro = true
 
 [dev-dependencies]
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 serde_json = "1.0.60"
 js_int = { version = "0.2.0", features = ["serde"] }
 serde = { version = "1.0.118", features = ["derive"] }
diff --git a/ruma-events/Cargo.toml b/ruma-events/Cargo.toml
index f4136240..b154cebc 100644
--- a/ruma-events/Cargo.toml
+++ b/ruma-events/Cargo.toml
@@ -16,7 +16,7 @@ criterion = { version = "0.3.3", optional = true }
 js_int = { version = "0.2.0", features = ["serde"] }
 ruma-common = { version = "=0.3.0-alpha.1", path = "../ruma-common" }
 ruma-events-macros = { version = "=0.22.0-alpha.2", path = "../ruma-events-macros" }
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
 serde_json = { version = "1.0.60", features = ["raw_value"] }
@@ -26,7 +26,7 @@ pulldown-cmark = { version = "0.8", default-features = false, optional = true }
 assign = "1.1.1"
 maplit = "1.0.2"
 matches = "0.1.8"
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers", features = ["rand"] }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers", features = ["rand"] }
 trybuild = "1.0.38"
 
 [features]
diff --git a/ruma-federation-api/Cargo.toml b/ruma-federation-api/Cargo.toml
index 4a3aeffc..754a4f35 100644
--- a/ruma-federation-api/Cargo.toml
+++ b/ruma-federation-api/Cargo.toml
@@ -19,7 +19,7 @@ js_int = { version = "0.2.0", features = ["serde"] }
 ruma-api = { version = "=0.17.0-alpha.2", path = "../ruma-api" }
 ruma-common = { version = "=0.3.0-alpha.1", path = "../ruma-common" }
 ruma-events = { version = "=0.22.0-alpha.2", path = "../ruma-events" }
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
 serde_json = "1.0.61"
diff --git a/ruma-identifiers-macros/Cargo.toml b/ruma-identifiers-macros/Cargo.toml
index cb57c977..a9a9b505 100644
--- a/ruma-identifiers-macros/Cargo.toml
+++ b/ruma-identifiers-macros/Cargo.toml
@@ -6,11 +6,11 @@ keywords = ["matrix", "chat", "messaging", "ruma"]
 license = "MIT"
 name = "ruma-identifiers-macros"
 repository = "https://github.com/ruma/ruma"
-version = "0.18.0-alpha.1"
+version = "0.18.0"
 edition = "2018"
 
 [dependencies]
-ruma-identifiers-validation = { version = "0.2.0", path = "../ruma-identifiers-validation", default-features = false }
+ruma-identifiers-validation = { version = "0.2.1", path = "../ruma-identifiers-validation", default-features = false }
 quote = "1.0.8"
 proc-macro2 = "1.0.24"
 syn = "1.0.55"
diff --git a/ruma-identifiers-validation/Cargo.toml b/ruma-identifiers-validation/Cargo.toml
index 342d6aa1..5a09f076 100644
--- a/ruma-identifiers-validation/Cargo.toml
+++ b/ruma-identifiers-validation/Cargo.toml
@@ -8,5 +8,5 @@ authors = [
     "Jonas Platte <jplatte@posteo.de>",
 ]
 license = "MIT"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2018"
diff --git a/ruma-identifiers/CHANGELOG.md b/ruma-identifiers/CHANGELOG.md
index 0dae3005..ac53dc46 100644
--- a/ruma-identifiers/CHANGELOG.md
+++ b/ruma-identifiers/CHANGELOG.md
@@ -1,4 +1,4 @@
-# 0.18.0 (unreleased)
+# 0.18.0
 
 Breaking changes:
 
diff --git a/ruma-identifiers/Cargo.toml b/ruma-identifiers/Cargo.toml
index 8d2a6c1d..b0e24f9c 100644
--- a/ruma-identifiers/Cargo.toml
+++ b/ruma-identifiers/Cargo.toml
@@ -11,7 +11,7 @@ license = "MIT"
 name = "ruma-identifiers"
 readme = "README.md"
 repository = "https://github.com/ruma/ruma"
-version = "0.18.0-alpha.1"
+version = "0.18.0"
 edition = "2018"
 
 [package.metadata.docs.rs]
@@ -26,8 +26,8 @@ serde = ["ruma-serde", "serde1"]
 either = { version = "1.6.1", optional = true }
 paste = "1.0.4"
 rand = { version = "0.8.0", optional = true }
-ruma-identifiers-macros = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers-macros" }
-ruma-identifiers-validation = { version = "0.2.0", path = "../ruma-identifiers-validation", default-features = false }
+ruma-identifiers-macros = { version = "0.18.0", path = "../ruma-identifiers-macros" }
+ruma-identifiers-validation = { version = "0.2.1", path = "../ruma-identifiers-validation", default-features = false }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde", optional = true }
 ruma-serde-macros = { version = "0.3.1", path = "../ruma-serde-macros" }
 # Renamed so we can have a serde feature.
diff --git a/ruma-identity-service-api/Cargo.toml b/ruma-identity-service-api/Cargo.toml
index 4d67c5e4..b070c2ac 100644
--- a/ruma-identity-service-api/Cargo.toml
+++ b/ruma-identity-service-api/Cargo.toml
@@ -13,7 +13,7 @@ edition = "2018"
 [dependencies]
 ruma-api = { version = "=0.17.0-alpha.2", path = "../ruma-api" }
 ruma-common = { version = "=0.3.0-alpha.1", path = "../ruma-common" }
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
 serde_json = "1.0.61"
diff --git a/ruma-push-gateway-api/Cargo.toml b/ruma-push-gateway-api/Cargo.toml
index 8a555d89..2f94ab29 100644
--- a/ruma-push-gateway-api/Cargo.toml
+++ b/ruma-push-gateway-api/Cargo.toml
@@ -15,7 +15,7 @@ js_int = { version = "0.2.0", features = ["serde"] }
 ruma-api = { version = "=0.17.0-alpha.2", path = "../ruma-api" }
 ruma-common = { version = "=0.3.0-alpha.1", path = "../ruma-common" }
 ruma-events = { version = "0.22.0-alpha.1", path = "../ruma-events" }
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
 serde_json = "1.0.61"
diff --git a/ruma-signatures/Cargo.toml b/ruma-signatures/Cargo.toml
index 9ad50e02..a7b899f8 100644
--- a/ruma-signatures/Cargo.toml
+++ b/ruma-signatures/Cargo.toml
@@ -14,7 +14,7 @@ version = "0.6.0-alpha.1"
 [dependencies]
 base64 = "0.13.0"
 ring = "0.16.19"
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers" }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 serde_json = "1.0.60"
 untrusted = "0.7.1"
diff --git a/ruma/Cargo.toml b/ruma/Cargo.toml
index 0ed82c0f..37a65ac0 100644
--- a/ruma/Cargo.toml
+++ b/ruma/Cargo.toml
@@ -20,7 +20,7 @@ assign = "1.1.1"
 js_int = "0.2.0"
 
 ruma-common = { version = "=0.3.0-alpha.1", path = "../ruma-common" }
-ruma-identifiers = { version = "=0.18.0-alpha.1", path = "../ruma-identifiers", features = ["serde"] }
+ruma-identifiers = { version = "0.18.0", path = "../ruma-identifiers", features = ["serde"] }
 ruma-serde = { version = "0.3.1", path = "../ruma-serde" }
 
 ruma-events = { version = "=0.22.0-alpha.2", path = "../ruma-events", optional = true }