diff --git a/preprocessor/Cargo.toml b/preprocessor/Cargo.toml
index fa29721..36fdffc 100644
--- a/preprocessor/Cargo.toml
+++ b/preprocessor/Cargo.toml
@@ -10,7 +10,7 @@ path = "src/lib.rs"
 [[bin]]
 name = "unit-test-gen"
 path = "src/unit_test_gen.rs"
-# required-features = ["test-gen"]
+required-features = ["test-gen"]
 
 
 [dependencies]
@@ -36,15 +36,13 @@ lightclient-circuits.workspace = true
 reqwest = "0.11.22"
 
 # for test gen binary
-ethereum-consensus = { git = "https://github.com/ralexstokes/ethereum-consensus.git", rev = "f3bff52e9c43866f231ec40c8ab0e34125a8957f"}
-# ethereum-consensus = { git = "https://github.com/ralexstokes/ethereum-consensus.git", rev = "f3bff52e9c43866f231ec40c8ab0e34125a8957f", optional = true }
-blst = { version = "0.3.11", default-features = false, features = [ "portable", "no-threads" ]}
-# blst = { version = "0.3.11", default-features = false, features = [ "portable", "no-threads" ], optional = true }
+ethereum-consensus = { git = "https://github.com/ralexstokes/ethereum-consensus.git", rev = "f3bff52e9c43866f231ec40c8ab0e34125a8957f", optional = true }
+blst = { version = "0.3.11", default-features = false, features = [ "portable", "no-threads" ], optional = true }
 
 [dev-dependencies]
 halo2-base.workspace = true
 snark-verifier-sdk.workspace = true
 ark-std.workspace = true
 
-# [features]
-# test-gen = ["ethereum-consensus", "blst"]
\ No newline at end of file
+[features]
+test-gen = ["ethereum-consensus", "blst"]
\ No newline at end of file