diff --git a/encodings/dict/Cargo.toml b/encodings/dict/Cargo.toml
index f45593a9a..a1d5d2143 100644
--- a/encodings/dict/Cargo.toml
+++ b/encodings/dict/Cargo.toml
@@ -29,6 +29,7 @@ workspace = true
 [dev-dependencies]
 criterion = { workspace = true }
 rand = { workspace = true }
+vortex-array = { workspace = true, features = ["test-harness"] }
 
 [[bench]]
 name = "dict_compress"