diff --git a/tests/regression/issue1004.rs b/tests/regression/issue1004.rs
index 3f5bd96aa..c09fb9610 100644
--- a/tests/regression/issue1004.rs
+++ b/tests/regression/issue1004.rs
@@ -3,7 +3,7 @@
 #[test]
 fn test() {
     let float = 5.55f32;
-    let value = serde_json::to_value(&float).unwrap();
+    let value = serde_json::to_value(float).unwrap();
     let json = serde_json::to_string(&value).unwrap();
 
     // If the f32 were cast to f64 by Value before serialization, then this