diff --git a/test/rs/Cargo.toml b/test/rs/Cargo.toml
index 8167390..df84504 100644
--- a/test/rs/Cargo.toml
+++ b/test/rs/Cargo.toml
@@ -7,6 +7,8 @@
 
 [dependencies]
 clap = "2.18.0"
+env_logger = "0.4.0"
+log = "0.3.7"
 ordered-float = "0.3.0"
 try_from = "0.2.0"