diff --git a/Cargo.toml b/Cargo.toml
index 11110a6..18a2a4a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,6 +24,7 @@ use_std = []
 
 [dev-dependencies]
 serde_json = "=1.0.0"
+serde = "=1.0.0"
 
 [package.metadata.release]
 no-dev-version = true