diff --git a/plonky2/Cargo.toml b/plonky2/Cargo.toml
index 9c019640..6f491e1d 100644
--- a/plonky2/Cargo.toml
+++ b/plonky2/Cargo.toml
@@ -13,7 +13,6 @@ default-run = "generate_constants"
 [dependencies]
 plonky2_field = { path = "../field" }
 plonky2_util = { path = "../util" }
-env_logger = "0.9.0"
 log = "0.4.14"
 itertools = "0.10.0"
 num = { version = "0.4", features = [ "rand" ] }
@@ -29,6 +28,7 @@ static_assertions = "1.1.0"
 
 [dev-dependencies]
 criterion = "0.3.5"
+env_logger = "0.9.0"
 tynm = "0.1.6"
 structopt = "0.3.26"
 num_cpus = "1.13.1"