diff --git a/Cargo.toml b/Cargo.toml
index f4cdb7f..964c133 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,8 @@ maintenance = { status = "actively-developed" }
 
 [dependencies]
 p256 = {version = "0.9", features = ["zeroize", "ecdh", "arithmetic", "pem", "jwk"]}
-rand_core = {version = "0.6", features = ["getrandom"]}
+rand_core = {version = "0.6"}
+getrandom = {version = "0.2.3"}
 hkdf = "0.11.0"
 hmac = "0.11.0"
 aes-gcm-siv = {version = "0.10.0"}
@@ -43,4 +44,5 @@ opt-level = 3
 
 [features]
 default = ["sha2"]
-ring = ["ring-compat/digest"]
\ No newline at end of file
+ring = ["ring-compat/digest"]
+wasm = ["getrandom/js"]
\ No newline at end of file
diff --git a/README.md b/README.md
index 42a571c..547826a 100644
--- a/README.md
+++ b/README.md
@@ -118,9 +118,12 @@ assert_eq!(im_ratchet, bob_ratchet)
 
 ## Features
 
-Currently the crate only supports one feature: ring. If feature is enabled the crate switches
+The crate supports a feature for better performance: ring. If feature is enabled the crate switches
 to ring-compat and uses ring as backend for Sha512 Hashing. May result in slightly better performance.
 
+### WASM
+
+For WASM support enable the feature `wasm`.
 
 TODO:
 - [x] Standard Double Ratchet
diff --git a/src/ratchet.rs b/src/ratchet.rs
index 0351fe2..e638aab 100644
--- a/src/ratchet.rs
+++ b/src/ratchet.rs
@@ -263,7 +263,7 @@ impl From<&ExRatchetEncHeader> for RatchetEncHeader {
             private_key: private_dhs,
             public_key: public_dhs
         };
-        let dhr = ex_reh.dhr.as_ref().map(|e| PublicKey::from_jwk_str(&e).unwrap());
+        let dhr = ex_reh.dhr.as_ref().map(|e| PublicKey::from_jwk_str(e).unwrap());
         Self {
             dhs,
             dhr,