diff --git a/wnfs-wasm/CHANGELOG.md b/wnfs-wasm/CHANGELOG.md
index b889ebc9..35fe7d33 100644
--- a/wnfs-wasm/CHANGELOG.md
+++ b/wnfs-wasm/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.2.2 (2023-03-08)
+
+* Allow overwriting `putBlock` in the `BlockStore` interface ([#409](https://github.com/wnfs-wg/rs-wnfs/pull/409))
+
 ## 0.2.1 (2023-02-28)
 
 * Added `getSize` method to `PublicFile` and `PrivateFile`
diff --git a/wnfs-wasm/Cargo.toml b/wnfs-wasm/Cargo.toml
index 1d369ce9..fff2f115 100644
--- a/wnfs-wasm/Cargo.toml
+++ b/wnfs-wasm/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wnfs-wasm"
-version = "0.2.1"
+version = "0.2.2"
 description = "WebNative Filesystem API (WebAssembly)"
 keywords = ["wnfs", "wasm", "webnative", "ipfs", "decentralisation"]
 categories = [
@@ -30,7 +30,7 @@ rand_core = "0.6"
 wasm-bindgen = { version = "0.2.87", optional = true, features = ["serde-serialize"] }
 wasm-bindgen-futures = { version = "0.4", optional = true }
 web-sys = { version = "0.3", optional = true }
-wnfs = { path = "../wnfs", version = "=0.2.1" }
+wnfs = { path = "../wnfs", version = "=0.2.2" }
 wnfs-nameaccumulator = { path = "../wnfs-nameaccumulator", version = "=0.2.0" }
 
 [dev-dependencies]
diff --git a/wnfs-wasm/package.json b/wnfs-wasm/package.json
index 70b8ee77..b9120179 100644
--- a/wnfs-wasm/package.json
+++ b/wnfs-wasm/package.json
@@ -4,7 +4,7 @@
     "The Fission Authors"
   ],
   "description": "WebNative Filesystem API (WebAssembly)",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "license": "Apache-2.0",
   "homepage": "https://fission.codes",
   "repository": {
diff --git a/wnfs-wasm/src/fs/blockstore.rs b/wnfs-wasm/src/fs/blockstore.rs
index aeaf74b8..7d2ffc75 100644
--- a/wnfs-wasm/src/fs/blockstore.rs
+++ b/wnfs-wasm/src/fs/blockstore.rs
@@ -19,6 +19,7 @@ export interface BlockStore {
     putBlockKeyed(cid: Uint8Array, bytes: Uint8Array): Promise<void>;
     getBlock(cid: Uint8Array): Promise<Uint8Array | undefined>;
     hasBlock(cid: Uint8Array): Promise<boolean>;
+    putBlock?(bytes: Uint8Array, codec: number): Promise<Uint8Array>;
 }
 "#;
 
diff --git a/wnfs/CHANGELOG.md b/wnfs/CHANGELOG.md
index d30f4266..e3d6d007 100644
--- a/wnfs/CHANGELOG.md
+++ b/wnfs/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.2.2 (2023-03-08)
+
+* Remove leftover println debugging ([#406](https://github.com/wnfs-wg/rs-wnfs/pull/406))
+
 ## 0.2.1 (2023-02-28)
 
 * Added `PublicFile::size` and `PrivateFile::size` functions
diff --git a/wnfs/Cargo.toml b/wnfs/Cargo.toml
index 15326588..08d5c1bd 100644
--- a/wnfs/Cargo.toml
+++ b/wnfs/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "wnfs"
-version = "0.2.1"
+version = "0.2.2"
 description = "WebNative filesystem core implementation"
 keywords = ["wnfs", "webnative", "ipfs", "decentralisation"]
 categories = [