diff --git a/Cargo.toml b/Cargo.toml
index 7d51e130..20fb2ee4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,6 +20,8 @@ serde_urlencoded = "0.5.4"
 ruma-identifiers = "0.11.0"
 
 [dev-dependencies]
-serde = "1.0.80"
-serde_derive = "1.0.80"
 url = "1.7.2"
+
+[dev-dependencies.serde]
+version = "1.0.87"
+features = ["derive"]
diff --git a/src/lib.rs b/src/lib.rs
index 621b42ab..965843d5 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -129,8 +129,7 @@ mod tests {
             header::CONTENT_TYPE, method::Method, Request as HttpRequest, Response as HttpResponse,
         };
         use ruma_identifiers::{RoomAliasId, RoomId};
-        use serde::de::{Deserialize, IntoDeserializer};
-        use serde_derive::{Deserialize, Serialize};
+        use serde::{de::IntoDeserializer, Deserialize, Serialize};
         use serde_json;
         use url::percent_encoding;