diff --git a/crates/matrix-sdk/src/authentication/oauth/cross_process.rs b/crates/matrix-sdk/src/authentication/oauth/cross_process.rs
index 4cd882505..50048057f 100644
--- a/crates/matrix-sdk/src/authentication/oauth/cross_process.rs
+++ b/crates/matrix-sdk/src/authentication/oauth/cross_process.rs
@@ -244,7 +244,7 @@ pub enum CrossProcessRefreshLockError {
     DuplicatedLock,
 }
 
-#[cfg(all(test, feature = "e2e-encryption"))]
+#[cfg(all(test, feature = "e2e-encryption", not(target_arch = "wasm32")))]
 mod tests {
 
     use anyhow::Context as _;
diff --git a/crates/matrix-sdk/src/authentication/oauth/mod.rs b/crates/matrix-sdk/src/authentication/oauth/mod.rs
index f70f85462..c86dbcfa5 100644
--- a/crates/matrix-sdk/src/authentication/oauth/mod.rs
+++ b/crates/matrix-sdk/src/authentication/oauth/mod.rs
@@ -177,7 +177,7 @@ pub mod qrcode;
 pub mod registration;
 #[cfg(not(target_arch = "wasm32"))]
 mod registration_store;
-#[cfg(test)]
+#[cfg(all(test, not(target_arch = "wasm32")))]
 mod tests;
 
 #[cfg(not(target_arch = "wasm32"))]