diff --git a/Cargo.toml b/Cargo.toml
index 192a123d..3ec77117 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,7 +27,7 @@ pin-project = "1.0.2"
 serde = "1"
 serde_json = "1"
 thiserror = "1.0.4"
-tokio = { version = "1.0", features = ["io-util", "fs", "net", "time"] }
+tokio = { version = "1.0", features = ["io-util", "fs", "net", "time", "rt"] }
 tokio-util = { version = "0.6.0", features = ["codec"] }
 tokio-native-tls = "0.3.0"
 twox-hash = "1"
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 5f5c037e..c4ac5387 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -33,6 +33,7 @@ jobs:
         condition: and(succeeded(), eq(variables['installRust.toolchain'], 'stable'))
         displayName: cargo fmt
       - bash: |
+          cargo +nightly build -Zfeatures=dev_dep
           SSL=false COMPRESS=false cargo test
           SSL=true COMPRESS=false cargo test
           SSL=false COMPRESS=true cargo test