diff --git a/c2rust-ast-exporter/Cargo.toml b/c2rust-ast-exporter/Cargo.toml
index cb62feed7f..922f83d1b1 100644
--- a/c2rust-ast-exporter/Cargo.toml
+++ b/c2rust-ast-exporter/Cargo.toml
@@ -14,7 +14,7 @@ categories.workspace = true
 links = "clangAstExporter"
 
 [dependencies]
-serde = "1.0"
+serde = { version = "1.0", features = ["derive"] }
 serde_bytes = "0.11"
 serde_cbor = "0.11"