diff --git a/crates/ruma-api/Cargo.toml b/crates/ruma-api/Cargo.toml
index b4fae775..9394696f 100644
--- a/crates/ruma-api/Cargo.toml
+++ b/crates/ruma-api/Cargo.toml
@@ -30,7 +30,7 @@ serde_json = "1.0.61"
 thiserror = "1.0.23"
 
 [dev-dependencies]
-ruma-events = { version = "0.22.0", path = "../ruma-events" }
+ruma-events = { version = "0.22.1", path = "../ruma-events" }
 trybuild = "1.0.38"
 
 # These feature gates exist only for the tests. Disabling them results in a
diff --git a/crates/ruma-appservice-api/Cargo.toml b/crates/ruma-appservice-api/Cargo.toml
index 314c434c..de78f009 100644
--- a/crates/ruma-appservice-api/Cargo.toml
+++ b/crates/ruma-appservice-api/Cargo.toml
@@ -15,7 +15,7 @@ edition = "2018"
 ruma-api = { version = "0.17.0", path = "../ruma-api" }
 ruma-client-api = { version = "0.10.0", path = "../ruma-client-api", features = ["client"], optional = true }
 ruma-common = { version = "0.5.1", path = "../ruma-common" }
-ruma-events = { version = "0.22.0", path = "../ruma-events" }
+ruma-events = { version = "0.22.1", path = "../ruma-events" }
 ruma-identifiers = { version = "0.19.1", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.4.0", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
diff --git a/crates/ruma-client-api/Cargo.toml b/crates/ruma-client-api/Cargo.toml
index 41eabf61..eb7b3ed9 100644
--- a/crates/ruma-client-api/Cargo.toml
+++ b/crates/ruma-client-api/Cargo.toml
@@ -24,7 +24,7 @@ maplit = "1.0.2"
 percent-encoding = "2.1.0"
 ruma-api = { version = "0.17.0", path = "../ruma-api" }
 ruma-common = { version = "0.5.1", path = "../ruma-common" }
-ruma-events = { version = "0.22.0", path = "../ruma-events" }
+ruma-events = { version = "0.22.1", path = "../ruma-events" }
 ruma-identifiers = { version = "0.19.1", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.4.0", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
diff --git a/crates/ruma-client/Cargo.toml b/crates/ruma-client/Cargo.toml
index 172ce929..6f2a2d00 100644
--- a/crates/ruma-client/Cargo.toml
+++ b/crates/ruma-client/Cargo.toml
@@ -43,7 +43,7 @@ reqwest = { version = "0.11.3", optional = true, default-features = false }
 ruma-api = { version = "0.17.0", path = "../ruma-api" }
 ruma-client-api = { version = "0.10.0", path = "../ruma-client-api", optional = true, features = ["client"] }
 ruma-common = { version = "0.5.1", path = "../ruma-common" }
-ruma-events = { version = "0.22.0", path = "../ruma-events" }
+ruma-events = { version = "0.22.1", path = "../ruma-events" }
 ruma-identifiers = { version = "0.19.1", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.4.0", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
diff --git a/crates/ruma-events-macros/Cargo.toml b/crates/ruma-events-macros/Cargo.toml
index 8cf3d7b5..6938d2bb 100644
--- a/crates/ruma-events-macros/Cargo.toml
+++ b/crates/ruma-events-macros/Cargo.toml
@@ -13,7 +13,7 @@ license = "MIT"
 name = "ruma-events-macros"
 readme = "README.md"
 repository = "https://github.com/ruma/ruma"
-version = "0.22.0"
+version = "0.22.1"
 
 [dependencies]
 proc-macro-crate = "1.0.0"
diff --git a/crates/ruma-events/CHANGELOG.md b/crates/ruma-events/CHANGELOG.md
index c5d8463b..56d97801 100644
--- a/crates/ruma-events/CHANGELOG.md
+++ b/crates/ruma-events/CHANGELOG.md
@@ -1,5 +1,11 @@
 # [unreleased]
 
+# 0.22.1
+
+Bug fixes:
+
+* Fix serialized format of `DummyEventContent`
+
 # 0.22.0
 
 Breaking changes:
diff --git a/crates/ruma-events/Cargo.toml b/crates/ruma-events/Cargo.toml
index 20a5f8ff..1f0ae7ae 100644
--- a/crates/ruma-events/Cargo.toml
+++ b/crates/ruma-events/Cargo.toml
@@ -8,7 +8,7 @@ license = "MIT"
 name = "ruma-events"
 readme = "README.md"
 repository = "https://github.com/ruma/ruma"
-version = "0.22.0"
+version = "0.22.1"
 edition = "2018"
 
 [dependencies]
@@ -17,7 +17,7 @@ indoc = "1.0"
 js_int = { version = "0.2.0", features = ["serde"] }
 pulldown-cmark = { version = "0.8", default-features = false, optional = true }
 ruma-common = { version = "0.5.1", path = "../ruma-common" }
-ruma-events-macros = { version = "=0.22.0", path = "../ruma-events-macros" }
+ruma-events-macros = { version = "=0.22.1", path = "../ruma-events-macros" }
 ruma-identifiers = { version = "0.19.1", path = "../ruma-identifiers", features = ["serde"] }
 ruma-serde = { version = "0.4.0", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
diff --git a/crates/ruma-federation-api/Cargo.toml b/crates/ruma-federation-api/Cargo.toml
index 732e690f..93febd4c 100644
--- a/crates/ruma-federation-api/Cargo.toml
+++ b/crates/ruma-federation-api/Cargo.toml
@@ -18,7 +18,7 @@ version = "0.1.0"
 js_int = { version = "0.2.0", features = ["serde"] }
 ruma-api = { version = "0.17.0", path = "../ruma-api" }
 ruma-common = { version = "0.5.1", path = "../ruma-common" }
-ruma-events = { version = "0.22.0", path = "../ruma-events" }
+ruma-events = { version = "0.22.1", path = "../ruma-events" }
 ruma-identifiers = { version = "0.19.1", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.4.0", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
diff --git a/crates/ruma-push-gateway-api/Cargo.toml b/crates/ruma-push-gateway-api/Cargo.toml
index 9457132a..3a35cfdf 100644
--- a/crates/ruma-push-gateway-api/Cargo.toml
+++ b/crates/ruma-push-gateway-api/Cargo.toml
@@ -14,7 +14,7 @@ edition = "2018"
 js_int = { version = "0.2.0", features = ["serde"] }
 ruma-api = { version = "0.17.0", path = "../ruma-api" }
 ruma-common = { version = "0.5.1", path = "../ruma-common" }
-ruma-events = { version = "0.22.0", path = "../ruma-events" }
+ruma-events = { version = "0.22.1", path = "../ruma-events" }
 ruma-identifiers = { version = "0.19.1", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.4.0", path = "../ruma-serde" }
 serde = { version = "1.0.118", features = ["derive"] }
diff --git a/crates/ruma-state-res/Cargo.toml b/crates/ruma-state-res/Cargo.toml
index 06ff12ac..e09d82f8 100644
--- a/crates/ruma-state-res/Cargo.toml
+++ b/crates/ruma-state-res/Cargo.toml
@@ -19,7 +19,7 @@ itertools = "0.10.0"
 js_int = "0.2.0"
 maplit = "1.0.2"
 ruma-common = { version = "0.5.1", path = "../ruma-common" }
-ruma-events = { version = "0.22.0", path = "../ruma-events" }
+ruma-events = { version = "0.22.1", path = "../ruma-events" }
 ruma-identifiers = { version = "0.19.1", path = "../ruma-identifiers" }
 ruma-serde = { version = "0.4.0", path = "../ruma-serde" }
 ruma-signatures = { version = "0.7.1", path = "../ruma-signatures" }
diff --git a/crates/ruma/Cargo.toml b/crates/ruma/Cargo.toml
index fa6bcc7a..79623c8f 100644
--- a/crates/ruma/Cargo.toml
+++ b/crates/ruma/Cargo.toml
@@ -24,7 +24,7 @@ ruma-identifiers = { version = "0.19.1", path = "../ruma-identifiers", features
 ruma-serde = { version = "0.4.0", path = "../ruma-serde" }
 
 ruma-client = { version = "0.5.0", path = "../ruma-client", optional = true }
-ruma-events = { version = "0.22.0", path = "../ruma-events", optional = true }
+ruma-events = { version = "0.22.1", path = "../ruma-events", optional = true }
 ruma-signatures = { version = "0.7.1", path = "../ruma-signatures", optional = true }
 ruma-state-res = { version = "0.1.0", path = "../ruma-state-res", optional = true }